diff --git a/5.6/Dockerfile b/5.6/Dockerfile
index e39ba6c..9ced792 100644
--- a/5.6/Dockerfile
+++ b/5.6/Dockerfile
@@ -1,5 +1,5 @@
 FROM mlocati/php-extension-installer:latest AS php-extension-installer
-FROM php:5.6-apache
+FROM php:8.5-apache
 
 ENV COMPOSER_ALLOW_SUPERUSER=1
 
diff --git a/7.4-ci/Dockerfile b/7.4-ci/Dockerfile
index 405a814..99b6bf1 100644
--- a/7.4-ci/Dockerfile
+++ b/7.4-ci/Dockerfile
@@ -1,5 +1,5 @@
 FROM mlocati/php-extension-installer:latest AS php-extension-installer
-FROM php:7.4-alpine
+FROM php:8.5-alpine
 
 ENV COMPOSER_ALLOW_SUPERUSER=1
 
diff --git a/7.4-symfony/Dockerfile b/7.4-symfony/Dockerfile
index c010cd4..99b538e 100644
--- a/7.4-symfony/Dockerfile
+++ b/7.4-symfony/Dockerfile
@@ -1,5 +1,5 @@
 FROM mlocati/php-extension-installer:latest AS php-extension-installer
-FROM php:7.4-apache
+FROM php:8.5-apache
 
 ENV COMPOSER_ALLOW_SUPERUSER=1
 
diff --git a/7.4/Dockerfile b/7.4/Dockerfile
index 64a9dd0..0a80500 100644
--- a/7.4/Dockerfile
+++ b/7.4/Dockerfile
@@ -1,5 +1,5 @@
 FROM mlocati/php-extension-installer:latest AS php-extension-installer
-FROM php:7.4-apache
+FROM php:8.5-apache
 
 ENV COMPOSER_ALLOW_SUPERUSER=1