diff --git a/.github/workflows/php.yml b/.github/workflows/php.yml
index 5822990..db9459f 100644
--- a/.github/workflows/php.yml
+++ b/.github/workflows/php.yml
@@ -11,9 +11,9 @@ jobs:
       matrix:
         include:
           - php-version: 8.4
-            docker-image: 'anzusystems/php:5.0.1-php84-cli'
+            docker-image: 'anzusystems/php:5.1.0-php84-cli'
           - php-version: 8.5
-            docker-image: 'anzusystems/php:5.0.1-php85-cli'
+            docker-image: 'anzusystems/php:5.1.0-php85-cli'
 
     name: PHP ${{ matrix.php-version }}
     runs-on: ubuntu-latest
diff --git a/Dockerfile b/Dockerfile
index 0fdd442..ab64925 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,4 +1,4 @@
-FROM anzusystems/php:5.0.1-php84-cli
+FROM anzusystems/php:5.1.0-php84-cli
 #
 ### Basic arguments and variables
 ARG DOCKER_USER_ID