diff --git a/dao/pom.xml b/dao/pom.xml
index 2db0745d45..6e67ea5d27 100644
--- a/dao/pom.xml
+++ b/dao/pom.xml
@@ -280,7 +280,6 @@
             <plugin>
                 <groupId>org.apache.maven.plugins</groupId>
                 <artifactId>maven-jar-plugin</artifactId>
-                <version>${jar-plugin.version}</version>
                 <executions>
                     <execution>
                         <goals>
diff --git a/netty-mqtt/pom.xml b/netty-mqtt/pom.xml
index 2979ae0dda..615a0ed728 100644
--- a/netty-mqtt/pom.xml
+++ b/netty-mqtt/pom.xml
@@ -125,7 +125,6 @@
             <plugin>
                 <groupId>org.apache.maven.plugins</groupId>
                 <artifactId>maven-jar-plugin</artifactId>
-                <version>${jar-plugin.version}</version>
                 <configuration>
                     <archive>
                         <manifest>