diff --git a/core/UserMessagePBHelpers.h b/core/UserMessagePBHelpers.h
index 7ab47c30..0863348a 100644
--- a/core/UserMessagePBHelpers.h
+++ b/core/UserMessagePBHelpers.h
@@ -516,7 +516,7 @@ public:
 		CHECK_FIELD_NOT_REPEATED();
 
 		std::string scratch;
-		strncopy(out, msg->GetReflection()->GetStringReference(*msg, field, &buffer).c_str(), size);
+		strncopy(out, msg->GetReflection()->GetStringReference(*msg, field, &scratch).c_str(), size);
 
 		return true;	
 	}