diff --git a/projects/packages/search/src/instant-search/class-instant-search.php b/projects/packages/search/src/instant-search/class-instant-search.php
index 710f13909a13d..6bfd3e249b929 100644
--- a/projects/packages/search/src/instant-search/class-instant-search.php
+++ b/projects/packages/search/src/instant-search/class-instant-search.php
@@ -366,6 +366,7 @@ public function auto_config_overlay_sidebar_widgets() {
 
 		// Init overlay sidebar if it doesn't exists.
 		if ( ! isset( $sidebars[ self::INSTANT_SEARCH_SIDEBAR ] ) ) {
+			$this->register_jetpack_instant_sidebar();
 			$sidebars[ self::INSTANT_SEARCH_SIDEBAR ] = array();
 		}