diff --git a/function/datagenerator/datagenerator.html b/function/datagenerator/datagenerator.html
index cd0d1b62..98ca6d88 100644
--- a/function/datagenerator/datagenerator.html
+++ b/function/datagenerator/datagenerator.html
@@ -87,7 +87,7 @@
             }
             var editorRow = $("#dialog-form>div.node-text-editor-row");
             height -= (parseInt(editorRow.css("marginTop"))+parseInt(editorRow.css("marginBottom")));
-            $(".node-text-editor").css("height",height+"px");
+            $("#dialog-form .node-text-editor").css("height",height+"px");
             this.editor.resize();
         }
     });