diff --git a/images/8.1/php/Dockerfile b/images/8.1/php/Dockerfile
index 90ba29a..09ab539 100644
--- a/images/8.1/php/Dockerfile
+++ b/images/8.1/php/Dockerfile
@@ -1,4 +1,4 @@
-FROM php:8.1-fpm-bullseye
+FROM php:8.1-fpm
 
 WORKDIR /var/www
 
diff --git a/images/8.2/php/Dockerfile b/images/8.2/php/Dockerfile
index 05640bd..bd8816b 100644
--- a/images/8.2/php/Dockerfile
+++ b/images/8.2/php/Dockerfile
@@ -1,4 +1,4 @@
-FROM php:8.2-fpm-bullseye
+FROM php:8.2-fpm
 
 WORKDIR /var/www
 
diff --git a/update.php b/update.php
index d021b95..f990abe 100644
--- a/update.php
+++ b/update.php
@@ -384,11 +384,7 @@
 		$dockerfile = str_replace( '%%VERSION_TAG%%', $version_tag, $dockerfile );
 
 		if ( $image === 'php' ) {
-            // Temporarily enforce using an image that is correctly installing `libmemcached-dev`.
 			$current_base_name = $config['base_name'];
-			if ( in_array( $config['base_name'], array( 'php:8.1-fpm', 'php:8.2-fpm' ) ) ) {
-            	$current_base_name = str_replace( '-fpm', '-fpm-bullseye', $current_base_name );
-			}
 
             // Replace tags inside the PHP Dockerfile template.
 			$dockerfile = str_replace( '%%BASE_NAME%%', $current_base_name, $dockerfile );