diff --git a/controls_AutoShuttersControl.txt b/controls_AutoShuttersControl.txt
index 59a80e3..6b20524 100644
--- a/controls_AutoShuttersControl.txt
+++ b/controls_AutoShuttersControl.txt
@@ -1,5 +1,5 @@
 UPD 2020-07-03_13:18:05 97041 FHEM/73_AutoShuttersControl.pm
-UPD 2020-07-03_13:26:42 177740 lib/FHEM/Automation/ShuttersControl.pm
+UPD 2020-07-03_13:36:46 177776 lib/FHEM/Automation/ShuttersControl.pm
 UPD 2020-06-22_09:41:40 2657 lib/FHEM/Automation/ShuttersControl/Dev.pm
 UPD 2020-07-03_11:29:10 2496 lib/FHEM/Automation/ShuttersControl/Roommate.pm
 UPD 2020-07-03_11:29:10 30710 lib/FHEM/Automation/ShuttersControl/Shutters.pm
diff --git a/lib/FHEM/Automation/ShuttersControl.pm b/lib/FHEM/Automation/ShuttersControl.pm
index 1ae73f2..78e68af 100644
--- a/lib/FHEM/Automation/ShuttersControl.pm
+++ b/lib/FHEM/Automation/ShuttersControl.pm
@@ -392,7 +392,7 @@ sub Delete {
     my $hash = shift;
     my $name = shift;
 
-    RemoveShuttersTimer();
+    RemoveShuttersTimer($hash);
 
     return;
 }
@@ -400,7 +400,7 @@ sub Delete {
 sub Shutdown {
     my $hash = shift;
 
-    RemoveShuttersTimer();
+    RemoveShuttersTimer($hash);
 
     return;
 }
@@ -4736,6 +4736,8 @@ sub _CheckShuttersConditionsForShadingFn {
 }
 
 sub RemoveShuttersTimer {
+    my $hash    = shift;
+
     for my $shuttersDev ( @{ $hash->{helper}{shuttersList} } ) {
         $shutters->setShuttersDev($shuttersDev);