diff --git a/lib/OpenLayers/Control/Permalink.js b/lib/OpenLayers/Control/Permalink.js
index 2ffcce5481..9353465848 100644
--- a/lib/OpenLayers/Control/Permalink.js
+++ b/lib/OpenLayers/Control/Permalink.js
@@ -5,6 +5,7 @@
 
 /**
  * @requires OpenLayers/Control.js
+ * @requires OpenLayers/Control/ArgParser.js
  */
 
 /**