diff --git a/fhem/contrib/betateilchen/01_FHEMWEB.pm b/fhem/contrib/betateilchen/01_FHEMWEB.pm
index 60699ca43..82e25a653 100644
--- a/fhem/contrib/betateilchen/01_FHEMWEB.pm
+++ b/fhem/contrib/betateilchen/01_FHEMWEB.pm
@@ -2270,7 +2270,7 @@ sub FW_confFiles($) {
    # create and return regexp for editFileList
    return "(".join ( "|" , sort keys %FW_customConfFiles ).")" if $param == 1;
    # create and return array with filenames
-   return sort keys $data{confFiles} if $param == 2;
+   return sort keys %{$data{confFiles}} if $param == 2;
 }
 
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