diff --git a/php-apache-81.dockerfile b/php-apache-81.dockerfile
index 4fdf48a..62dd588 100644
--- a/php-apache-81.dockerfile
+++ b/php-apache-81.dockerfile
@@ -1,4 +1,4 @@
-FROM php:8.1-apache
+FROM php:8.1.9-apache
 
 COPY --from=mlocati/php-extension-installer /usr/bin/install-php-extensions /usr/local/bin/