diff --git a/etemplate/inc/class.editor.inc.php b/etemplate/inc/class.editor.inc.php
index a594b13dd3..d7f082e226 100644
--- a/etemplate/inc/class.editor.inc.php
+++ b/etemplate/inc/class.editor.inc.php
@@ -575,7 +575,6 @@ class editor
 				{
 					if (!is_array($widget[$n])) $widget[$n] = $n == 1 ? $old : boetemplate::empty_cell();
 				}
-				unset($widget['onclick']);	// not valid for a box
 			}
 			return; // no change necessary, eg. between different box-types
 		}
@@ -1606,4 +1605,4 @@ class editor
 		$a = $b;
 		$b = $h;
 	}
-}
\ No newline at end of file
+}