diff --git a/ws_event.module b/ws_event.module
index 387029fcbb172ae92e413b4d558b0e6aa4ed662a..a3628c0eeb81e5b7172b4753dad6ef85ff9493e6 100644
--- a/ws_event.module
+++ b/ws_event.module
@@ -31,13 +31,6 @@ function ws_event_theme() {
   ];
 }
 
-/**
- * Implements hook_preprocess_blb_container_wrapper().
- */
-function ws_event_preprocess_blb_container_wrapper( &$variables ) {
-  $variables['attributes']['class'][] = 'container-wrapper';
-}
-
 /**
  * Implements hook_preprocess_blb_section().
  */