diff --git a/php/class-media.php b/php/class-media.php
index 940cc0602..c23990305 100644
--- a/php/class-media.php
+++ b/php/class-media.php
@@ -356,22 +356,16 @@ public function maybe_file_exist_in_url( $url ) {
 		if ( ! filter_var( $url, FILTER_VALIDATE_URL ) ) {
 			return false;
 		}
-		// phpcs:disable WordPress.WP.AlternativeFunctions
-		$ch = curl_init( $url );
-		curl_setopt( $ch, CURLOPT_NOBODY, true );
-		curl_exec( $ch );
-		$code = curl_getinfo( $ch, CURLINFO_HTTP_CODE );
-
-		if ( 200 === $code ) {
-			$status = true;
-		} else {
-			$status = false;
+
+		$head = wp_safe_remote_head( $url );
+
+		if ( is_wp_error( $head ) ) {
+			return false;
 		}
 
-		curl_close( $ch );
-		// phpcs:enable
+		$code = wp_remote_retrieve_response_code( $head );
 
-		return $status;
+		return 200 === $code;
 	}
 
 	/**
diff --git a/php/relate/class-relationship.php b/php/relate/class-relationship.php
index 458ba9fd2..8ae352110 100644
--- a/php/relate/class-relationship.php
+++ b/php/relate/class-relationship.php
@@ -160,11 +160,17 @@ public function flush_cache() {
 	 * @param array $post_ids The post ids.
 	 */
 	public static function preload( $post_ids ) {
+		// Check if the post_ids are objects.
+		$maybe_ids = array_column( $post_ids, 'ID' );
+		if ( ! empty( $maybe_ids ) ) {
+			// If so, make sure to just use the IDs.
+			$post_ids = $maybe_ids;
+		}
 		global $wpdb;
 		$table_name = Utils::get_relationship_table();
 		// Do the public_ids.
 		$list  = implode( ', ', array_fill( 0, count( $post_ids ), '%d' ) );
-		$where = "post_id IN( {$list} )";
+		$where = "post_id IN ( {$list} )";
 
 		$sql   = $wpdb->prepare( "SELECT * FROM {$table_name} WHERE {$where}", $post_ids ); // phpcs:ignore WordPress.DB
 		$posts = $wpdb->get_results( $sql, ARRAY_A ); // phpcs:ignore WordPress.DB