diff --git a/restcomm/restcomm.sms/src/main/java/org/restcomm/connect/sms/smpp/SmppInboundMessageEntity.java b/restcomm/restcomm.sms/src/main/java/org/restcomm/connect/sms/smpp/SmppInboundMessageEntity.java
index <HASH>..<HASH> 100644
--- a/restcomm/restcomm.sms/src/main/java/org/restcomm/connect/sms/smpp/SmppInboundMessageEntity.java
+++ b/restcomm/restcomm.sms/src/main/java/org/restcomm/connect/sms/smpp/SmppInboundMessageEntity.java
@@ -57,7 +57,7 @@ public class SmppInboundMessageEntity {
             .append(",Encoding=")
             .append(smppEncoding);
 
-        return super.toString();
+        return builder.toString();
     }
 
 }
fixed toString method to show fields