Index: src/wp-admin/js/updates.js
===================================================================
--- src/wp-admin/js/updates.js	(revision 41234)
+++ src/wp-admin/js/updates.js	(working copy)
@@ -1996,7 +1996,7 @@
 		 *
 		 * @param {Event} event Event interface.
 		 */
-		$bulkActionForm.on( 'click', '[type="submit"]', function( event ) {
+		$bulkActionForm.on( 'click', '[type="submit"]:not([name="clear-recent-list"])', function( event ) {
 			var bulkAction    = $( event.target ).siblings( 'select' ).val(),
 				itemsSelected = $bulkActionForm.find( 'input[name="checked[]"]:checked' ),
 				success       = 0,