diff --git a/exclude_node_title.module b/exclude_node_title.module
index 1460828..dd9ecef 100755
--- a/exclude_node_title.module
+++ b/exclude_node_title.module
@@ -46,6 +46,13 @@ function exclude_node_title_menu() {
 }
 
 /**
+ * Implements hook_preprocess_overlay().
+ */
+function exclude_node_title_preprocess_overlay(&$vars) {
+    exclude_node_title_preprocess_page($vars);
+}
+
+/**
  * Implements hook_preprocess_page().
  */
 function exclude_node_title_preprocess_page(&$vars) {