diff --git a/src/Dependencies/RocketLazyload/Assets.php b/src/Dependencies/RocketLazyload/Assets.php
index adde534..ad463d4 100644
--- a/src/Dependencies/RocketLazyload/Assets.php
+++ b/src/Dependencies/RocketLazyload/Assets.php
@@ -155,17 +155,12 @@ public function getLazyloadScript( $args = [] ) {
 		$defaults = [
 			'base_url' => '',
 			'version'  => '',
-			'polyfill' => false,
 		];
 
 		$args   = wp_parse_args( $args, $defaults );
 		$min    = ( defined( 'SCRIPT_DEBUG' ) && SCRIPT_DEBUG ) ? '' : '.min';
 		$script = '';
 
-		if ( isset( $args['polyfill'] ) && $args['polyfill'] ) {
-			$script .= '<script crossorigin="anonymous" src="https://polyfill.io/v3/polyfill.min.js?flags=gated&features=default%2CIntersectionObserver%2CIntersectionObserverEntry"></script>';
-		}
-
 		/**
 		 * Filters the script tag for the lazyload script
 		 *