diff --git a/scripts/aws/cfn/microservice-dev-cfg.json b/scripts/aws/cfn/microservice-dev-cfg.json
index e09a4971..97f58d0c 100644
--- a/scripts/aws/cfn/microservice-dev-cfg.json
+++ b/scripts/aws/cfn/microservice-dev-cfg.json
@@ -39,7 +39,7 @@
     "PnEcNamirialPoolSmtpMinidle": "1",
     "PnEcNamirialServerCache": "false",
     "PnEcNamirialServerCacheEndpoint": "18.102.130.190:6379",
-    "SpringCodecMaxInMemorySize": "350KB",
+    "SpringCodecMaxInMemorySize": "256KB",
     "PnEcConsRefinementDuration": "PT1M",
     "CpuValue": "1024",
     "MemoryAmount": "4GB"
diff --git a/scripts/aws/cfn/microservice.yml b/scripts/aws/cfn/microservice.yml
index 808df2e2..2bc0d2f0 100644
--- a/scripts/aws/cfn/microservice.yml
+++ b/scripts/aws/cfn/microservice.yml
@@ -743,7 +743,7 @@ Parameters:
   SpringCodecMaxInMemorySize:
     Type: String
     Description: 'Spring Codec Max Memory Size'
-    Default: '350KB'
+    Default: '256KB'
 
   ###### pn-core Event Bus #######