diff --git a/application/src/main/resources/thingsboard.yml b/application/src/main/resources/thingsboard.yml
index 1c50fb9ced..83ff290476 100644
--- a/application/src/main/resources/thingsboard.yml
+++ b/application/src/main/resources/thingsboard.yml
@@ -1038,7 +1038,7 @@ queue:
     poll-interval: "${TB_QUEUE_VC_INTERVAL_MS:25}"
     pack-processing-timeout: "${TB_QUEUE_VC_PACK_PROCESSING_TIMEOUT_MS:60000}"
     request-timeout: "${TB_QUEUE_VC_REQUEST_TIMEOUT:60000}"
-    msg-chunk-size: "${TB_QUEUE_VC_MSG_CHUNK_SIZE:500000}"
+    msg-chunk-size: "${TB_QUEUE_VC_MSG_CHUNK_SIZE:250000}"
   js:
     # JS Eval request topic
     request_topic: "${REMOTE_JS_EVAL_REQUEST_TOPIC:js_eval.requests}"
diff --git a/msa/vc-executor/src/main/resources/tb-vc-executor.yml b/msa/vc-executor/src/main/resources/tb-vc-executor.yml
index 916eb1695f..601b11daa9 100644
--- a/msa/vc-executor/src/main/resources/tb-vc-executor.yml
+++ b/msa/vc-executor/src/main/resources/tb-vc-executor.yml
@@ -157,7 +157,7 @@ queue:
     partitions: "${TB_QUEUE_VC_PARTITIONS:10}"
     poll-interval: "${TB_QUEUE_VC_INTERVAL_MS:25}"
     pack-processing-timeout: "${TB_QUEUE_VC_PACK_PROCESSING_TIMEOUT_MS:60000}"
-    msg-chunk-size: "${TB_QUEUE_VC_MSG_CHUNK_SIZE:500000}"
+    msg-chunk-size: "${TB_QUEUE_VC_MSG_CHUNK_SIZE:250000}"
 
 vc:
   # Pool size for handling export tasks