diff --git a/docker/Dockerfile.php b/docker/Dockerfile.php
index 3db4c75..d40f11d 100644
--- a/docker/Dockerfile.php
+++ b/docker/Dockerfile.php
@@ -1,4 +1,4 @@
-FROM php:8.2-alpine
+FROM php:8.3-alpine
 
 # For clock-mock
 RUN apk add --no-cache --virtual .build-deps $PHPIZE_DEPS &&\