diff --git a/fhem/FHEM/Blocking.pm b/fhem/FHEM/Blocking.pm
index 7f3556403..65af8023b 100644
--- a/fhem/FHEM/Blocking.pm
+++ b/fhem/FHEM/Blocking.pm
@@ -109,7 +109,7 @@ BlockingExit($)
     threads->exit();
 
   } else {
-    exit(0);
+    POSIX::_exit(0);
 
   }
 }