diff --git a/fhem/fhem.pl b/fhem/fhem.pl
index 6b9204fea..cdde65211 100755
--- a/fhem/fhem.pl
+++ b/fhem/fhem.pl
@@ -4011,7 +4011,7 @@ getUniqueId()
 {
   my ($err, $uniqueID) = getKeyValue("uniqueID");
   return $uniqueID if(defined($uniqueID));
- my ($uniqueID) = createUniqueId();
+  $uniqueID = createUniqueId();
   setKeyValue("uniqueID", $uniqueID);
   return $uniqueID;
 }