diff --git a/panels.module b/panels.module
index 19d68a2..867c5de 100644
--- a/panels.module
+++ b/panels.module
@@ -1820,7 +1820,7 @@ function panels_page_manager_handler_add_validate($form, &$form_state) {
  */
 function panels_default_page_manager_handlers_alter(&$handlers) {
   foreach ($handlers as &$handler) {
-    if ($handler->handler = 'panel_context') {
+    if ($handler->handler == 'panel_context') {
       $display =& $handler->conf['display'];
       if (empty($display->storage_type)) {
         $display->storage_type = 'page_manager';