diff --git a/application/pom.xml b/application/pom.xml
index 0413f7732c..b415ee08a6 100644
--- a/application/pom.xml
+++ b/application/pom.xml
@@ -20,7 +20,7 @@
     <modelVersion>4.0.0</modelVersion>
     <parent>
         <groupId>org.thingsboard</groupId>
-        <version>4.2.0-RC</version>
+        <version>4.2.1-RC</version>
         <artifactId>thingsboard</artifactId>
     </parent>
     <artifactId>application</artifactId>
diff --git a/common/actor/pom.xml b/common/actor/pom.xml
index a6efdda77d..4149fe2ad9 100644
--- a/common/actor/pom.xml
+++ b/common/actor/pom.xml
@@ -20,7 +20,7 @@
     <modelVersion>4.0.0</modelVersion>
     <parent>
         <groupId>org.thingsboard</groupId>
-        <version>4.2.0-RC</version>
+        <version>4.2.1-RC</version>
         <artifactId>common</artifactId>
     </parent>
     <groupId>org.thingsboard.common</groupId>
diff --git a/common/cache/pom.xml b/common/cache/pom.xml
index 3088dad098..6831156fde 100644
--- a/common/cache/pom.xml
+++ b/common/cache/pom.xml
@@ -20,7 +20,7 @@
     <modelVersion>4.0.0</modelVersion>
     <parent>
         <groupId>org.thingsboard</groupId>
-        <version>4.2.0-RC</version>
+        <version>4.2.1-RC</version>
         <artifactId>common</artifactId>
     </parent>
     <groupId>org.thingsboard.common</groupId>
diff --git a/common/cluster-api/pom.xml b/common/cluster-api/pom.xml
index 939dfb1e16..78ef7980e8 100644
--- a/common/cluster-api/pom.xml
+++ b/common/cluster-api/pom.xml
@@ -20,7 +20,7 @@
     <modelVersion>4.0.0</modelVersion>
     <parent>
         <groupId>org.thingsboard</groupId>
-        <version>4.2.0-RC</version>
+        <version>4.2.1-RC</version>
         <artifactId>common</artifactId>
     </parent>
     <groupId>org.thingsboard.common</groupId>
diff --git a/common/coap-server/pom.xml b/common/coap-server/pom.xml
index fbfbe78b55..b24fd98f5d 100644
--- a/common/coap-server/pom.xml
+++ b/common/coap-server/pom.xml
@@ -22,7 +22,7 @@
     <modelVersion>4.0.0</modelVersion>
     <parent>
         <groupId>org.thingsboard</groupId>
-        <version>4.2.0-RC</version>
+        <version>4.2.1-RC</version>
         <artifactId>common</artifactId>
     </parent>
     <groupId>org.thingsboard.common</groupId>
diff --git a/common/dao-api/pom.xml b/common/dao-api/pom.xml
index 636c7b9ef4..555b4a54bb 100644
--- a/common/dao-api/pom.xml
+++ b/common/dao-api/pom.xml
@@ -20,7 +20,7 @@
     <modelVersion>4.0.0</modelVersion>
     <parent>
         <groupId>org.thingsboard</groupId>
-        <version>4.2.0-RC</version>
+        <version>4.2.1-RC</version>
         <artifactId>common</artifactId>
     </parent>
     <groupId>org.thingsboard.common</groupId>
diff --git a/common/data/pom.xml b/common/data/pom.xml
index da2a0970b1..f27df3687f 100644
--- a/common/data/pom.xml
+++ b/common/data/pom.xml
@@ -20,7 +20,7 @@
     <modelVersion>4.0.0</modelVersion>
     <parent>
         <groupId>org.thingsboard</groupId>
-        <version>4.2.0-RC</version>
+        <version>4.2.1-RC</version>
         <artifactId>common</artifactId>
     </parent>
     <groupId>org.thingsboard.common</groupId>
diff --git a/common/discovery-api/pom.xml b/common/discovery-api/pom.xml
index 4f9ef70c5b..cb5238a664 100644
--- a/common/discovery-api/pom.xml
+++ b/common/discovery-api/pom.xml
@@ -20,7 +20,7 @@
     <modelVersion>4.0.0</modelVersion>
     <parent>
         <groupId>org.thingsboard</groupId>
-        <version>4.2.0-RC</version>
+        <version>4.2.1-RC</version>
         <artifactId>common</artifactId>
     </parent>
     <groupId>org.thingsboard.common</groupId>
diff --git a/common/edge-api/pom.xml b/common/edge-api/pom.xml
index 69a01be812..2b7db0cbd3 100644
--- a/common/edge-api/pom.xml
+++ b/common/edge-api/pom.xml
@@ -20,7 +20,7 @@
     <modelVersion>4.0.0</modelVersion>
     <parent>
         <groupId>org.thingsboard</groupId>
-        <version>4.2.0-RC</version>
+        <version>4.2.1-RC</version>
         <artifactId>common</artifactId>
     </parent>
     <groupId>org.thingsboard.common</groupId>
diff --git a/common/edqs/pom.xml b/common/edqs/pom.xml
index 140eabd270..cc5c5db14e 100644
--- a/common/edqs/pom.xml
+++ b/common/edqs/pom.xml
@@ -20,7 +20,7 @@
     <modelVersion>4.0.0</modelVersion>
     <parent>
         <groupId>org.thingsboard</groupId>
-        <version>4.2.0-RC</version>
+        <version>4.2.1-RC</version>
         <artifactId>common</artifactId>
     </parent>
     <groupId>org.thingsboard.common</groupId>
diff --git a/common/message/pom.xml b/common/message/pom.xml
index 834a041127..c84a4fde2d 100644
--- a/common/message/pom.xml
+++ b/common/message/pom.xml
@@ -20,7 +20,7 @@
     <modelVersion>4.0.0</modelVersion>
     <parent>
         <groupId>org.thingsboard</groupId>
-        <version>4.2.0-RC</version>
+        <version>4.2.1-RC</version>
         <artifactId>common</artifactId>
     </parent>
     <groupId>org.thingsboard.common</groupId>
diff --git a/common/pom.xml b/common/pom.xml
index 563f1ec3ab..f45a2bdd28 100644
--- a/common/pom.xml
+++ b/common/pom.xml
@@ -20,7 +20,7 @@
     <modelVersion>4.0.0</modelVersion>
     <parent>
         <groupId>org.thingsboard</groupId>
-        <version>4.2.0-RC</version>
+        <version>4.2.1-RC</version>
         <artifactId>thingsboard</artifactId>
     </parent>
     <artifactId>common</artifactId>
diff --git a/common/proto/pom.xml b/common/proto/pom.xml
index 6357cae711..30d4b0bc68 100644
--- a/common/proto/pom.xml
+++ b/common/proto/pom.xml
@@ -20,7 +20,7 @@
     <modelVersion>4.0.0</modelVersion>
     <parent>
         <groupId>org.thingsboard</groupId>
-        <version>4.2.0-RC</version>
+        <version>4.2.1-RC</version>
         <artifactId>common</artifactId>
     </parent>
     <groupId>org.thingsboard.common</groupId>
diff --git a/common/queue/pom.xml b/common/queue/pom.xml
index ccc0eadf1a..69adac81b4 100644
--- a/common/queue/pom.xml
+++ b/common/queue/pom.xml
@@ -20,7 +20,7 @@
     <modelVersion>4.0.0</modelVersion>
     <parent>
         <groupId>org.thingsboard</groupId>
-        <version>4.2.0-RC</version>
+        <version>4.2.1-RC</version>
         <artifactId>common</artifactId>
     </parent>
     <groupId>org.thingsboard.common</groupId>
diff --git a/common/script/pom.xml b/common/script/pom.xml
index c203bfdbf2..ab5ac032c7 100644
--- a/common/script/pom.xml
+++ b/common/script/pom.xml
@@ -20,7 +20,7 @@
     <modelVersion>4.0.0</modelVersion>
     <parent>
         <groupId>org.thingsboard</groupId>
-        <version>4.2.0-RC</version>
+        <version>4.2.1-RC</version>
         <artifactId>common</artifactId>
     </parent>
     <groupId>org.thingsboard.common</groupId>
diff --git a/common/script/remote-js-client/pom.xml b/common/script/remote-js-client/pom.xml
index c2f5ee2da2..1a3e00a88c 100644
--- a/common/script/remote-js-client/pom.xml
+++ b/common/script/remote-js-client/pom.xml
@@ -20,7 +20,7 @@
     <modelVersion>4.0.0</modelVersion>
     <parent>
         <groupId>org.thingsboard.common</groupId>
-        <version>4.2.0-RC</version>
+        <version>4.2.1-RC</version>
         <artifactId>script</artifactId>
     </parent>
     <groupId>org.thingsboard.common.script</groupId>
diff --git a/common/script/script-api/pom.xml b/common/script/script-api/pom.xml
index e35dec1b1b..316f823a44 100644
--- a/common/script/script-api/pom.xml
+++ b/common/script/script-api/pom.xml
@@ -20,7 +20,7 @@
     <modelVersion>4.0.0</modelVersion>
     <parent>
         <groupId>org.thingsboard.common</groupId>
-        <version>4.2.0-RC</version>
+        <version>4.2.1-RC</version>
         <artifactId>script</artifactId>
     </parent>
     <groupId>org.thingsboard.common.script</groupId>
diff --git a/common/stats/pom.xml b/common/stats/pom.xml
index 090732d175..4bf24411dc 100644
--- a/common/stats/pom.xml
+++ b/common/stats/pom.xml
@@ -22,7 +22,7 @@
     <modelVersion>4.0.0</modelVersion>
     <parent>
         <groupId>org.thingsboard</groupId>
-        <version>4.2.0-RC</version>
+        <version>4.2.1-RC</version>
         <artifactId>common</artifactId>
     </parent>
     <groupId>org.thingsboard.common</groupId>
diff --git a/common/transport/coap/pom.xml b/common/transport/coap/pom.xml
index aaa9713e02..be3c62c057 100644
--- a/common/transport/coap/pom.xml
+++ b/common/transport/coap/pom.xml
@@ -20,7 +20,7 @@
     <modelVersion>4.0.0</modelVersion>
     <parent>
         <groupId>org.thingsboard.common</groupId>
-        <version>4.2.0-RC</version>
+        <version>4.2.1-RC</version>
         <artifactId>transport</artifactId>
     </parent>
     <groupId>org.thingsboard.common.transport</groupId>
diff --git a/common/transport/http/pom.xml b/common/transport/http/pom.xml
index 29d633d83e..a136079cb5 100644
--- a/common/transport/http/pom.xml
+++ b/common/transport/http/pom.xml
@@ -20,7 +20,7 @@
     <modelVersion>4.0.0</modelVersion>
     <parent>
         <groupId>org.thingsboard.common</groupId>
-        <version>4.2.0-RC</version>
+        <version>4.2.1-RC</version>
         <artifactId>transport</artifactId>
     </parent>
     <groupId>org.thingsboard.common.transport</groupId>
diff --git a/common/transport/lwm2m/pom.xml b/common/transport/lwm2m/pom.xml
index 4d7013a2bc..904e359bcc 100644
--- a/common/transport/lwm2m/pom.xml
+++ b/common/transport/lwm2m/pom.xml
@@ -20,7 +20,7 @@
     <modelVersion>4.0.0</modelVersion>
     <parent>
         <groupId>org.thingsboard.common</groupId>
-        <version>4.2.0-RC</version>
+        <version>4.2.1-RC</version>
         <artifactId>transport</artifactId>
     </parent>
     <groupId>org.thingsboard.common.transport</groupId>
diff --git a/common/transport/mqtt/pom.xml b/common/transport/mqtt/pom.xml
index 2baee9bda2..45f9b76af7 100644
--- a/common/transport/mqtt/pom.xml
+++ b/common/transport/mqtt/pom.xml
@@ -20,7 +20,7 @@
     <modelVersion>4.0.0</modelVersion>
     <parent>
         <groupId>org.thingsboard.common</groupId>
-        <version>4.2.0-RC</version>
+        <version>4.2.1-RC</version>
         <artifactId>transport</artifactId>
     </parent>
     <groupId>org.thingsboard.common.transport</groupId>
diff --git a/common/transport/pom.xml b/common/transport/pom.xml
index 2289b53aed..f786bcdd0e 100644
--- a/common/transport/pom.xml
+++ b/common/transport/pom.xml
@@ -20,7 +20,7 @@
     <modelVersion>4.0.0</modelVersion>
     <parent>
         <groupId>org.thingsboard</groupId>
-        <version>4.2.0-RC</version>
+        <version>4.2.1-RC</version>
         <artifactId>common</artifactId>
     </parent>
     <groupId>org.thingsboard.common</groupId>
diff --git a/common/transport/snmp/pom.xml b/common/transport/snmp/pom.xml
index 71bd0c17fe..d3b2c46d69 100644
--- a/common/transport/snmp/pom.xml
+++ b/common/transport/snmp/pom.xml
@@ -21,7 +21,7 @@
 
     <parent>
         <groupId>org.thingsboard.common</groupId>
-        <version>4.2.0-RC</version>
+        <version>4.2.1-RC</version>
         <artifactId>transport</artifactId>
     </parent>
 
diff --git a/common/transport/transport-api/pom.xml b/common/transport/transport-api/pom.xml
index 29ace644a9..a3fee460e1 100644
--- a/common/transport/transport-api/pom.xml
+++ b/common/transport/transport-api/pom.xml
@@ -20,7 +20,7 @@
     <modelVersion>4.0.0</modelVersion>
     <parent>
         <groupId>org.thingsboard.common</groupId>
-        <version>4.2.0-RC</version>
+        <version>4.2.1-RC</version>
         <artifactId>transport</artifactId>
     </parent>
     <groupId>org.thingsboard.common.transport</groupId>
diff --git a/common/util/pom.xml b/common/util/pom.xml
index 3f07b2c05b..ebedf5dea3 100644
--- a/common/util/pom.xml
+++ b/common/util/pom.xml
@@ -20,7 +20,7 @@
     <modelVersion>4.0.0</modelVersion>
     <parent>
         <groupId>org.thingsboard</groupId>
-        <version>4.2.0-RC</version>
+        <version>4.2.1-RC</version>
         <artifactId>common</artifactId>
     </parent>
     <groupId>org.thingsboard.common</groupId>
diff --git a/common/version-control/pom.xml b/common/version-control/pom.xml
index 19278b8d13..b6a0ea1d2e 100644
--- a/common/version-control/pom.xml
+++ b/common/version-control/pom.xml
@@ -20,7 +20,7 @@
     <modelVersion>4.0.0</modelVersion>
     <parent>
         <groupId>org.thingsboard</groupId>
-        <version>4.2.0-RC</version>
+        <version>4.2.1-RC</version>
         <artifactId>common</artifactId>
     </parent>
     <groupId>org.thingsboard.common</groupId>
diff --git a/dao/pom.xml b/dao/pom.xml
index a32d0c4f6d..a1843959df 100644
--- a/dao/pom.xml
+++ b/dao/pom.xml
@@ -20,7 +20,7 @@
     <modelVersion>4.0.0</modelVersion>
     <parent>
         <groupId>org.thingsboard</groupId>
-        <version>4.2.0-RC</version>
+        <version>4.2.1-RC</version>
         <artifactId>thingsboard</artifactId>
     </parent>
     <artifactId>dao</artifactId>
diff --git a/edqs/pom.xml b/edqs/pom.xml
index c29710490b..d648d9d786 100644
--- a/edqs/pom.xml
+++ b/edqs/pom.xml
@@ -20,7 +20,7 @@
     <modelVersion>4.0.0</modelVersion>
     <parent>
         <groupId>org.thingsboard</groupId>
-        <version>4.2.0-RC</version>
+        <version>4.2.1-RC</version>
         <artifactId>thingsboard</artifactId>
     </parent>
     <artifactId>edqs</artifactId>
diff --git a/monitoring/pom.xml b/monitoring/pom.xml
index cee8fc0a6b..77874c5ac9 100644
--- a/monitoring/pom.xml
+++ b/monitoring/pom.xml
@@ -21,7 +21,7 @@
     <modelVersion>4.0.0</modelVersion>
     <parent>
         <groupId>org.thingsboard</groupId>
-        <version>4.2.0-RC</version>
+        <version>4.2.1-RC</version>
         <artifactId>thingsboard</artifactId>
     </parent>
 
diff --git a/msa/black-box-tests/pom.xml b/msa/black-box-tests/pom.xml
index 84509ba48f..fed33f0002 100644
--- a/msa/black-box-tests/pom.xml
+++ b/msa/black-box-tests/pom.xml
@@ -21,7 +21,7 @@
 
     <parent>
         <groupId>org.thingsboard</groupId>
-        <version>4.2.0-RC</version>
+        <version>4.2.1-RC</version>
         <artifactId>msa</artifactId>
     </parent>
     <groupId>org.thingsboard.msa</groupId>
diff --git a/msa/edqs/pom.xml b/msa/edqs/pom.xml
index d1f8291e2e..c5be28e7bb 100644
--- a/msa/edqs/pom.xml
+++ b/msa/edqs/pom.xml
@@ -20,7 +20,7 @@
     <modelVersion>4.0.0</modelVersion>
     <parent>
         <groupId>org.thingsboard</groupId>
-        <version>4.2.0-RC</version>
+        <version>4.2.1-RC</version>
         <artifactId>msa</artifactId>
     </parent>
     <groupId>org.thingsboard.msa</groupId>
diff --git a/msa/js-executor/package.json b/msa/js-executor/package.json
index 6e5f590260..220561f6e7 100644
--- a/msa/js-executor/package.json
+++ b/msa/js-executor/package.json
@@ -1,7 +1,7 @@
 {
   "name": "thingsboard-js-executor",
   "private": true,
-  "version": "4.2.0",
+  "version": "4.2.1",
   "description": "ThingsBoard JavaScript Executor Microservice",
   "main": "server.ts",
   "bin": "server.js",
diff --git a/msa/js-executor/pom.xml b/msa/js-executor/pom.xml
index 01ac469b39..651b142160 100644
--- a/msa/js-executor/pom.xml
+++ b/msa/js-executor/pom.xml
@@ -20,7 +20,7 @@
     <modelVersion>4.0.0</modelVersion>
     <parent>
         <groupId>org.thingsboard</groupId>
-        <version>4.2.0-RC</version>
+        <version>4.2.1-RC</version>
         <artifactId>msa</artifactId>
     </parent>
     <groupId>org.thingsboard.msa</groupId>
diff --git a/msa/monitoring/pom.xml b/msa/monitoring/pom.xml
index 61f492dca8..abd12ed9e0 100644
--- a/msa/monitoring/pom.xml
+++ b/msa/monitoring/pom.xml
@@ -22,7 +22,7 @@
     <modelVersion>4.0.0</modelVersion>
     <parent>
         <groupId>org.thingsboard</groupId>
-        <version>4.2.0-RC</version>
+        <version>4.2.1-RC</version>
         <artifactId>msa</artifactId>
     </parent>
 
diff --git a/msa/pom.xml b/msa/pom.xml
index 58482a32cf..6fcf7c3523 100644
--- a/msa/pom.xml
+++ b/msa/pom.xml
@@ -20,7 +20,7 @@
     <modelVersion>4.0.0</modelVersion>
     <parent>
         <groupId>org.thingsboard</groupId>
-        <version>4.2.0-RC</version>
+        <version>4.2.1-RC</version>
         <artifactId>thingsboard</artifactId>
     </parent>
     <artifactId>msa</artifactId>
diff --git a/msa/tb-node/pom.xml b/msa/tb-node/pom.xml
index 5f53d868c9..0103bf9352 100644
--- a/msa/tb-node/pom.xml
+++ b/msa/tb-node/pom.xml
@@ -20,7 +20,7 @@
     <modelVersion>4.0.0</modelVersion>
     <parent>
         <groupId>org.thingsboard</groupId>
-        <version>4.2.0-RC</version>
+        <version>4.2.1-RC</version>
         <artifactId>msa</artifactId>
     </parent>
     <groupId>org.thingsboard.msa</groupId>
diff --git a/msa/tb/pom.xml b/msa/tb/pom.xml
index 646b03bf14..28e1366a73 100644
--- a/msa/tb/pom.xml
+++ b/msa/tb/pom.xml
@@ -20,7 +20,7 @@
     <modelVersion>4.0.0</modelVersion>
     <parent>
         <groupId>org.thingsboard</groupId>
-        <version>4.2.0-RC</version>
+        <version>4.2.1-RC</version>
         <artifactId>msa</artifactId>
     </parent>
     <groupId>org.thingsboard.msa</groupId>
diff --git a/msa/transport/coap/pom.xml b/msa/transport/coap/pom.xml
index 4f510f937b..8aefc94122 100644
--- a/msa/transport/coap/pom.xml
+++ b/msa/transport/coap/pom.xml
@@ -20,7 +20,7 @@
     <modelVersion>4.0.0</modelVersion>
     <parent>
         <groupId>org.thingsboard.msa</groupId>
-        <version>4.2.0-RC</version>
+        <version>4.2.1-RC</version>
         <artifactId>transport</artifactId>
     </parent>
     <groupId>org.thingsboard.msa.transport</groupId>
diff --git a/msa/transport/http/pom.xml b/msa/transport/http/pom.xml
index d9159cd0db..a1481203de 100644
--- a/msa/transport/http/pom.xml
+++ b/msa/transport/http/pom.xml
@@ -20,7 +20,7 @@
     <modelVersion>4.0.0</modelVersion>
     <parent>
         <groupId>org.thingsboard.msa</groupId>
-        <version>4.2.0-RC</version>
+        <version>4.2.1-RC</version>
         <artifactId>transport</artifactId>
     </parent>
     <groupId>org.thingsboard.msa.transport</groupId>
diff --git a/msa/transport/lwm2m/pom.xml b/msa/transport/lwm2m/pom.xml
index 9972d66a18..7af2b16588 100644
--- a/msa/transport/lwm2m/pom.xml
+++ b/msa/transport/lwm2m/pom.xml
@@ -20,7 +20,7 @@
     <modelVersion>4.0.0</modelVersion>
     <parent>
         <groupId>org.thingsboard.msa</groupId>
-        <version>4.2.0-RC</version>
+        <version>4.2.1-RC</version>
         <artifactId>transport</artifactId>
     </parent>
     <groupId>org.thingsboard.msa.transport</groupId>
diff --git a/msa/transport/mqtt/pom.xml b/msa/transport/mqtt/pom.xml
index 185addeb3b..176dca19eb 100644
--- a/msa/transport/mqtt/pom.xml
+++ b/msa/transport/mqtt/pom.xml
@@ -20,7 +20,7 @@
     <modelVersion>4.0.0</modelVersion>
     <parent>
         <groupId>org.thingsboard.msa</groupId>
-        <version>4.2.0-RC</version>
+        <version>4.2.1-RC</version>
         <artifactId>transport</artifactId>
     </parent>
     <groupId>org.thingsboard.msa.transport</groupId>
diff --git a/msa/transport/pom.xml b/msa/transport/pom.xml
index 193d01ef06..afbab0c450 100644
--- a/msa/transport/pom.xml
+++ b/msa/transport/pom.xml
@@ -20,7 +20,7 @@
     <modelVersion>4.0.0</modelVersion>
     <parent>
         <groupId>org.thingsboard</groupId>
-        <version>4.2.0-RC</version>
+        <version>4.2.1-RC</version>
         <artifactId>msa</artifactId>
     </parent>
     <groupId>org.thingsboard.msa</groupId>
diff --git a/msa/transport/snmp/pom.xml b/msa/transport/snmp/pom.xml
index ea3d6847c0..553ed8bb37 100644
--- a/msa/transport/snmp/pom.xml
+++ b/msa/transport/snmp/pom.xml
@@ -21,7 +21,7 @@
     <parent>
         <groupId>org.thingsboard.msa</groupId>
         <artifactId>transport</artifactId>
-        <version>4.2.0-RC</version>
+        <version>4.2.1-RC</version>
     </parent>
 
     <groupId>org.thingsboard.msa.transport</groupId>
diff --git a/msa/vc-executor-docker/pom.xml b/msa/vc-executor-docker/pom.xml
index a77eb1d206..d0a291e246 100644
--- a/msa/vc-executor-docker/pom.xml
+++ b/msa/vc-executor-docker/pom.xml
@@ -20,7 +20,7 @@
     <modelVersion>4.0.0</modelVersion>
     <parent>
         <groupId>org.thingsboard</groupId>
-        <version>4.2.0-RC</version>
+        <version>4.2.1-RC</version>
         <artifactId>msa</artifactId>
     </parent>
     <groupId>org.thingsboard.msa</groupId>
diff --git a/msa/vc-executor/pom.xml b/msa/vc-executor/pom.xml
index 0e91749cbe..cf777c4c96 100644
--- a/msa/vc-executor/pom.xml
+++ b/msa/vc-executor/pom.xml
@@ -21,7 +21,7 @@
 
     <parent>
         <groupId>org.thingsboard</groupId>
-        <version>4.2.0-RC</version>
+        <version>4.2.1-RC</version>
         <artifactId>msa</artifactId>
     </parent>
     <groupId>org.thingsboard.msa</groupId>
diff --git a/msa/web-ui/package.json b/msa/web-ui/package.json
index cd5f87338b..2fcf6ab914 100644
--- a/msa/web-ui/package.json
+++ b/msa/web-ui/package.json
@@ -1,7 +1,7 @@
 {
   "name": "thingsboard-web-ui",
   "private": true,
-  "version": "4.2.0",
+  "version": "4.2.1",
   "description": "ThingsBoard Web UI Microservice",
   "main": "server.ts",
   "bin": "server.js",
diff --git a/msa/web-ui/pom.xml b/msa/web-ui/pom.xml
index 8acd58b2b9..a56d0ca9d9 100644
--- a/msa/web-ui/pom.xml
+++ b/msa/web-ui/pom.xml
@@ -20,7 +20,7 @@
     <modelVersion>4.0.0</modelVersion>
     <parent>
         <groupId>org.thingsboard</groupId>
-        <version>4.2.0-RC</version>
+        <version>4.2.1-RC</version>
         <artifactId>msa</artifactId>
     </parent>
     <groupId>org.thingsboard.msa</groupId>
diff --git a/netty-mqtt/pom.xml b/netty-mqtt/pom.xml
index bbcfcfea18..08f2a55f4a 100644
--- a/netty-mqtt/pom.xml
+++ b/netty-mqtt/pom.xml
@@ -19,11 +19,11 @@
     <modelVersion>4.0.0</modelVersion>
     <parent>
         <groupId>org.thingsboard</groupId>
-        <version>4.2.0-RC</version>
+        <version>4.2.1-RC</version>
         <artifactId>thingsboard</artifactId>
     </parent>
     <artifactId>netty-mqtt</artifactId>
-    <version>4.2.0-RC</version>
+    <version>4.2.1-RC</version>
     <packaging>jar</packaging>
 
     <name>Netty MQTT Client</name>
diff --git a/pom.xml b/pom.xml
index fd49af548f..1283dcc01c 100755
--- a/pom.xml
+++ b/pom.xml
@@ -20,7 +20,7 @@
     <modelVersion>4.0.0</modelVersion>
     <groupId>org.thingsboard</groupId>
     <artifactId>thingsboard</artifactId>
-    <version>4.2.0-RC</version>
+    <version>4.2.1-RC</version>
     <packaging>pom</packaging>
 
     <name>Thingsboard</name>
diff --git a/rest-client/pom.xml b/rest-client/pom.xml
index 07499f1129..e6e82da954 100644
--- a/rest-client/pom.xml
+++ b/rest-client/pom.xml
@@ -20,7 +20,7 @@
     <modelVersion>4.0.0</modelVersion>
     <parent>
         <groupId>org.thingsboard</groupId>
-        <version>4.2.0-RC</version>
+        <version>4.2.1-RC</version>
         <artifactId>thingsboard</artifactId>
     </parent>
     <artifactId>rest-client</artifactId>
diff --git a/rule-engine/pom.xml b/rule-engine/pom.xml
index 120d27ac89..8a9ad96d95 100644
--- a/rule-engine/pom.xml
+++ b/rule-engine/pom.xml
@@ -20,7 +20,7 @@
     <modelVersion>4.0.0</modelVersion>
     <parent>
         <groupId>org.thingsboard</groupId>
-        <version>4.2.0-RC</version>
+        <version>4.2.1-RC</version>
         <artifactId>thingsboard</artifactId>
     </parent>
     <artifactId>rule-engine</artifactId>
diff --git a/rule-engine/rule-engine-api/pom.xml b/rule-engine/rule-engine-api/pom.xml
index a6ee3492e5..8f449a5e64 100644
--- a/rule-engine/rule-engine-api/pom.xml
+++ b/rule-engine/rule-engine-api/pom.xml
@@ -22,7 +22,7 @@
     <modelVersion>4.0.0</modelVersion>
     <parent>
         <groupId>org.thingsboard</groupId>
-        <version>4.2.0-RC</version>
+        <version>4.2.1-RC</version>
         <artifactId>rule-engine</artifactId>
     </parent>
     <groupId>org.thingsboard.rule-engine</groupId>
diff --git a/rule-engine/rule-engine-components/pom.xml b/rule-engine/rule-engine-components/pom.xml
index 3f2ee164df..4fc5a55c5e 100644
--- a/rule-engine/rule-engine-components/pom.xml
+++ b/rule-engine/rule-engine-components/pom.xml
@@ -22,7 +22,7 @@
     <modelVersion>4.0.0</modelVersion>
     <parent>
         <groupId>org.thingsboard</groupId>
-        <version>4.2.0-RC</version>
+        <version>4.2.1-RC</version>
         <artifactId>rule-engine</artifactId>
     </parent>
     <groupId>org.thingsboard.rule-engine</groupId>
diff --git a/tools/pom.xml b/tools/pom.xml
index 1224e73777..cce1466971 100644
--- a/tools/pom.xml
+++ b/tools/pom.xml
@@ -20,7 +20,7 @@
     <modelVersion>4.0.0</modelVersion>
     <parent>
         <groupId>org.thingsboard</groupId>
-        <version>4.2.0-RC</version>
+        <version>4.2.1-RC</version>
         <artifactId>thingsboard</artifactId>
     </parent>
     <artifactId>tools</artifactId>
diff --git a/transport/coap/pom.xml b/transport/coap/pom.xml
index c96f4fddf7..8ae86d381f 100644
--- a/transport/coap/pom.xml
+++ b/transport/coap/pom.xml
@@ -20,7 +20,7 @@
     <modelVersion>4.0.0</modelVersion>
     <parent>
         <groupId>org.thingsboard</groupId>
-        <version>4.2.0-RC</version>
+        <version>4.2.1-RC</version>
         <artifactId>transport</artifactId>
     </parent>
     <groupId>org.thingsboard.transport</groupId>
diff --git a/transport/http/pom.xml b/transport/http/pom.xml
index e32915c51e..487e1de186 100644
--- a/transport/http/pom.xml
+++ b/transport/http/pom.xml
@@ -20,7 +20,7 @@
     <modelVersion>4.0.0</modelVersion>
     <parent>
         <groupId>org.thingsboard</groupId>
-        <version>4.2.0-RC</version>
+        <version>4.2.1-RC</version>
         <artifactId>transport</artifactId>
     </parent>
     <groupId>org.thingsboard.transport</groupId>
diff --git a/transport/lwm2m/pom.xml b/transport/lwm2m/pom.xml
index af17bf703b..30effe6e42 100644
--- a/transport/lwm2m/pom.xml
+++ b/transport/lwm2m/pom.xml
@@ -20,7 +20,7 @@
     <modelVersion>4.0.0</modelVersion>
     <parent>
         <groupId>org.thingsboard</groupId>
-        <version>4.2.0-RC</version>
+        <version>4.2.1-RC</version>
         <artifactId>transport</artifactId>
     </parent>
     <groupId>org.thingsboard.transport</groupId>
diff --git a/transport/mqtt/pom.xml b/transport/mqtt/pom.xml
index 87c98f9d78..a609e8d002 100644
--- a/transport/mqtt/pom.xml
+++ b/transport/mqtt/pom.xml
@@ -20,7 +20,7 @@
     <modelVersion>4.0.0</modelVersion>
     <parent>
         <groupId>org.thingsboard</groupId>
-        <version>4.2.0-RC</version>
+        <version>4.2.1-RC</version>
         <artifactId>transport</artifactId>
     </parent>
     <groupId>org.thingsboard.transport</groupId>
diff --git a/transport/pom.xml b/transport/pom.xml
index 8ddcf992d8..c6a82349f5 100644
--- a/transport/pom.xml
+++ b/transport/pom.xml
@@ -20,7 +20,7 @@
     <modelVersion>4.0.0</modelVersion>
     <parent>
         <groupId>org.thingsboard</groupId>
-        <version>4.2.0-RC</version>
+        <version>4.2.1-RC</version>
         <artifactId>thingsboard</artifactId>
     </parent>
     <artifactId>transport</artifactId>
diff --git a/transport/snmp/pom.xml b/transport/snmp/pom.xml
index 09901661a6..1894f09787 100644
--- a/transport/snmp/pom.xml
+++ b/transport/snmp/pom.xml
@@ -21,7 +21,7 @@
 
     <parent>
         <groupId>org.thingsboard</groupId>
-        <version>4.2.0-RC</version>
+        <version>4.2.1-RC</version>
         <artifactId>transport</artifactId>
     </parent>
 
diff --git a/ui-ngx/package.json b/ui-ngx/package.json
index 4ba512a024..ea7d7c80fb 100644
--- a/ui-ngx/package.json
+++ b/ui-ngx/package.json
@@ -1,6 +1,6 @@
 {
   "name": "thingsboard",
-  "version": "4.2.0",
+  "version": "4.2.1",
   "scripts": {
     "ng": "ng",
     "start": "node --max_old_space_size=8048 ./node_modules/@angular/cli/bin/ng serve --configuration development --host 0.0.0.0 --open",
diff --git a/ui-ngx/pom.xml b/ui-ngx/pom.xml
index 2f5130014a..905a1a8aca 100644
--- a/ui-ngx/pom.xml
+++ b/ui-ngx/pom.xml
@@ -20,7 +20,7 @@
     <modelVersion>4.0.0</modelVersion>
     <parent>
         <groupId>org.thingsboard</groupId>
-        <version>4.2.0-RC</version>
+        <version>4.2.1-RC</version>
         <artifactId>thingsboard</artifactId>
     </parent>
     <groupId>org.thingsboard</groupId>