diff --git a/plugin/editor/cheditor5/editor.lib.php b/plugin/editor/cheditor5/editor.lib.php
index 6c0c578d2..1bd4df6a4 100644
--- a/plugin/editor/cheditor5/editor.lib.php
+++ b/plugin/editor/cheditor5/editor.lib.php
@@ -15,7 +15,7 @@ function editor_html($id, $content, $is_dhtml_editor=true)
 
     $width  = isset($editor_width)  ? $editor_width  : "100%";
     $height = isset($editor_height) ? $editor_height : "250px";
-    if (defined(G5_PUNYCODE))
+    if (defined('G5_PUNYCODE'))
         $editor_url = G5_PUNYCODE.'/'.G5_EDITOR_DIR.'/'.$config['cf_editor'];
     else
         $editor_url = G5_EDITOR_URL.'/'.$config['cf_editor'];