diff --git a/fhem/FHEM/Blocking.pm b/fhem/FHEM/Blocking.pm
index 4d5e16709..2dc749a62 100644
--- a/fhem/FHEM/Blocking.pm
+++ b/fhem/FHEM/Blocking.pm
@@ -225,6 +225,7 @@ BlockingKill($)
       }
     }
   }
+  BlockingStart();
 }
 
 # Child