diff --git a/fhem/www/pgm2/fhemweb.js b/fhem/www/pgm2/fhemweb.js
index f32b8f248..396fe69b5 100644
--- a/fhem/www/pgm2/fhemweb.js
+++ b/fhem/www/pgm2/fhemweb.js
@@ -1259,7 +1259,7 @@ FW_detailSelect(selEl, mayMissing)
       var aap = listArr[i1].split(":");
       if(selVal.match(new RegExp(aap[0]))) {
         if(aap.length > 2) {
-          var re = shift(aap);
+          var re = aap.shift();
           aap = [re, aap.join(":")];
         }
         argAndPar = aap;