diff --git a/extension.json b/extension.json
index 491828d2..8cbe6d25 100644
--- a/extension.json
+++ b/extension.json
@@ -256,9 +256,7 @@
 				"mediawiki.jqueryMsg",
 				"mediawiki.storage",
 				"mediawiki.user",
-				"ext.uls.webfonts",
-				"oojs-ui-widgets",
-				"oojs-ui.styles.icons-interactions"
+				"ext.uls.webfonts"
 			],
 			"messages": [
 				"uls-plang-title-languages",
diff --git a/resources/js/ext.uls.interface.js b/resources/js/ext.uls.interface.js
index 9bab0c36..e1925238 100644
--- a/resources/js/ext.uls.interface.js
+++ b/resources/js/ext.uls.interface.js
@@ -180,8 +180,10 @@
 		}
 		actionItemsRegistry.on( 'register', onActionItemAdded );
 		uls.$menu.append( $actionsMenuTrigger );
-
-		registerTriggerListener();
+		// Action menu items need OOUI widgets. Load them and register trigger event handler.
+		mw.loader.using( [ 'oojs-ui-widgets', 'oojs-ui.styles.icons-interactions' ] ).done( function () {
+			registerTriggerListener();
+		} );
 	}
 
 	/**