diff --git a/fhem/FHEM/01_FHEMWEB.pm b/fhem/FHEM/01_FHEMWEB.pm
index ab48f5fbe..1cd3c4cbc 100755
--- a/fhem/FHEM/01_FHEMWEB.pm
+++ b/fhem/FHEM/01_FHEMWEB.pm
@@ -2291,7 +2291,7 @@ FW_dev2image($)
           $rlink = $link;
           last;
         }
-        return ($iconName, $link, 0);  # Can be used to preserve text
+        return ($iconName, $link, (defined(FW_iconName($iconName)) ? 0 : 1));
       }
     }
   }