diff --git a/profile/resources/pm.js b/profile/resources/pm.js
index cac3821bd6a..a7bcdf9df66 100644
--- a/profile/resources/pm.js
+++ b/profile/resources/pm.js
@@ -216,7 +216,7 @@ function openRename()
 		if (migrate == "true")
 			dump("Migrate the profile before renaming it.\n");
 		else
-			var win = window.openDialog('pmRename.xul', 'Renamer', 'chrome');
+			var win = window.openDialog('pmrename.xul', 'Renamer', 'chrome');
 	}
 }