diff --git a/common/utils/T/T_messages.txt b/common/utils/T/T_messages.txt
index c535f36f5e..71cd8a5486 100644
--- a/common/utils/T/T_messages.txt
+++ b/common/utils/T/T_messages.txt
@@ -969,25 +969,25 @@ ID = LEGACY_OSA_TRACE
     GROUP = ALL:LEGACY_OSA:LEGACY_GROUP_TRACE:LEGACY
     FORMAT = string,log
 
-ID = LEGACY_ASN_INFO
-    DESC = ASN legacy logs - info level
-    GROUP = ALL:LEGACY_ASN:LEGACY_GROUP_INFO:LEGACY
+ID = LEGACY_ASN1_INFO
+    DESC = ASN1 legacy logs - info level
+    GROUP = ALL:LEGACY_ASN1:LEGACY_GROUP_INFO:LEGACY
     FORMAT = string,log
-ID = LEGACY_ASN_ERROR
-    DESC = ASN legacy logs - error level
-    GROUP = ALL:LEGACY_ASN:LEGACY_GROUP_ERROR:LEGACY
+ID = LEGACY_ASN1_ERROR
+    DESC = ASN1 legacy logs - error level
+    GROUP = ALL:LEGACY_ASN1:LEGACY_GROUP_ERROR:LEGACY
     FORMAT = string,log
-ID = LEGACY_ASN_WARNING
-    DESC = ASN legacy logs - warning level
-    GROUP = ALL:LEGACY_ASN:LEGACY_GROUP_WARNING:LEGACY
+ID = LEGACY_ASN1_WARNING
+    DESC = ASN1 legacy logs - warning level
+    GROUP = ALL:LEGACY_ASN1:LEGACY_GROUP_WARNING:LEGACY
     FORMAT = string,log
-ID = LEGACY_ASN_DEBUG
-    DESC = ASN legacy logs - debug level
-    GROUP = ALL:LEGACY_ASN:LEGACY_GROUP_DEBUG:LEGACY
+ID = LEGACY_ASN1_DEBUG
+    DESC = ASN1 legacy logs - debug level
+    GROUP = ALL:LEGACY_ASN1:LEGACY_GROUP_DEBUG:LEGACY
     FORMAT = string,log
-ID = LEGACY_ASN_TRACE
-    DESC = ASN legacy logs - trace level
-    GROUP = ALL:LEGACY_ASN:LEGACY_GROUP_TRACE:LEGACY
+ID = LEGACY_ASN1_TRACE
+    DESC = ASN1 legacy logs - trace level
+    GROUP = ALL:LEGACY_ASN1:LEGACY_GROUP_TRACE:LEGACY
     FORMAT = string,log
 
 ID = LEGACY_SIM_INFO