diff --git a/fhem/fhem.pl b/fhem/fhem.pl
index a53532787..23e9ab19e 100755
--- a/fhem/fhem.pl
+++ b/fhem/fhem.pl
@@ -2415,6 +2415,7 @@ Dispatch($$$)
       }
     }
     if(!int(@found)) {
+      DoTrigger($name, "UNKNOWNCODE $dmsg");
       Log GetLogLevel($name,3), "$name: Unknown code $dmsg, help me!";
       return undef;
     }