diff --git a/modules/likes.php b/modules/likes.php
index cc178ca772848..efc264d7ff0c3 100644
--- a/modules/likes.php
+++ b/modules/likes.php
@@ -263,7 +263,10 @@ function action_init() {
 			return;
 		}
 
-		if ( Jetpack_AMP_Support::is_amp_request() ) {
+		if (
+			class_exists( 'Jetpack_AMP_Support' )
+			&& Jetpack_AMP_Support::is_amp_request()
+		) {
 			return;
 		}
 
diff --git a/modules/widgets/contact-info.php b/modules/widgets/contact-info.php
index 7a0a373e5515a..93b4695b95c8c 100644
--- a/modules/widgets/contact-info.php
+++ b/modules/widgets/contact-info.php
@@ -343,7 +343,10 @@ function build_map( $address, $api_key = null ) {
 
 			$iframe_html = sprintf( '<iframe width="600" %s></iframe>', $iframe_attributes );
 
-			if ( ! Jetpack_AMP_Support::is_amp_request() ) {
+			if (
+				! class_exists( 'Jetpack_AMP_Support' )
+				|| ! Jetpack_AMP_Support::is_amp_request()
+			) {
 				return $iframe_html;
 			}