diff --git a/web-lib-funcs.pl b/web-lib-funcs.pl
index b9ee1288b..0fd357927 100755
--- a/web-lib-funcs.pl
+++ b/web-lib-funcs.pl
@@ -11652,18 +11652,11 @@ Returns ready to use webprefix
 =cut
 sub get_webprefix
 {
-my $webprefix = $gconfig{'webprefix'};
-my $parent_proxy_detected = 0;
-my $parent_proxy = $ENV{'HTTP_COMPLETE_WEBMIN_PATH'} || $ENV{'HTTP_WEBMIN_PATH'};
-if ($parent_proxy) {
-    my ($parent_proxy_link)   = $parent_proxy      =~ /(\S*?\/link\.cgi\/[\d]{8,16})/;
-    my ($parent_proxy_prefix) = $parent_proxy_link =~ /:\d+(\S*?\/link\.cgi\/\S*?\d+)/;
-    if ($parent_proxy_prefix) {
-        $webprefix = $parent_proxy_prefix;
-        $parent_proxy_detected = 1;
-        }
-    }
-return wantarray ? ($webprefix, $parent_proxy_detected) : $webprefix;
+&load_theme_library();
+if (defined(&theme_get_webprefix)) {
+	return &theme_get_webprefix();
+	}
+return $gconfig{'webprefix'};
 }
 
 $done_web_lib_funcs = 1;