diff --git a/src/wp-includes/pluggable.php b/src/wp-includes/pluggable.php
index c0bbcfe02e..b5f97ecd3e 100644
--- a/src/wp-includes/pluggable.php
+++ b/src/wp-includes/pluggable.php
@@ -81,6 +81,20 @@ if ( ! function_exists( 'get_userdata' ) ) :
 	 * @return WP_User|false WP_User object on success, false on failure.
 	 */
 	function get_userdata( $user_id ) {
+		return get_user( $user_id );
+	}
+endif;
+
+if ( ! function_exists( 'get_user' ) ) :
+	/**
+	 * Retrieves user info by user ID.
+	 *
+	 * @since 6.5
+	 *
+	 * @param int $user_id User ID
+	 * @return WP_User|false WP_User object on success, false on failure.
+	 */
+	function get_user( $user_id ) {
 		return get_user_by( 'id', $user_id );
 	}
 endif;