diff --git a/src/main/java/com/exactpro/th2/FixHandler.java b/src/main/java/com/exactpro/th2/FixHandler.java
index dcf77bf..e31251e 100644
--- a/src/main/java/com/exactpro/th2/FixHandler.java
+++ b/src/main/java/com/exactpro/th2/FixHandler.java
@@ -1336,6 +1336,10 @@ private Map<String, String> transformProcessor(
                 if(transformation.getUpdateChecksum()) {
                     updateChecksum(message);
                 }
+
+                if(transformation.getComment() != null) {
+                    metadata.put("transformationComment", transformation.getComment());
+                }
                 return Unit.INSTANCE;
             }
         );
diff --git a/src/main/kotlin/com/exactpro/th2/conn/dirty/fix/brokenconn/configuration/TransformMessageConfiguration.kt b/src/main/kotlin/com/exactpro/th2/conn/dirty/fix/brokenconn/configuration/TransformMessageConfiguration.kt
index 31e0ab6..27314d6 100644
--- a/src/main/kotlin/com/exactpro/th2/conn/dirty/fix/brokenconn/configuration/TransformMessageConfiguration.kt
+++ b/src/main/kotlin/com/exactpro/th2/conn/dirty/fix/brokenconn/configuration/TransformMessageConfiguration.kt
@@ -46,7 +46,8 @@ data class TransformationConfiguration(
     val passwordKeyEncryptAlgorithm: String? = null,
     val passwordEncryptAlgorithm: String? = null,
     val encryptKey: String? = null,
-    val updateChecksum: Boolean = true
+    val updateChecksum: Boolean = true,
+    val comment: String? = null
 ) {
     private val simpleActions: List<Action>
     init {