diff --git a/entity_browser.libraries.yml b/entity_browser.libraries.yml
index b79fa9f..bb61932 100644
--- a/entity_browser.libraries.yml
+++ b/entity_browser.libraries.yml
@@ -3,6 +3,7 @@ common:
   js:
     js/entity_browser.common.js: {}
   dependencies:
+    - core/underscore
     - core/drupal.dialog.ajax
 
 pager: