diff --git a/service/Dockerfile b/service/Dockerfile
index c190aee..8b10f52 100755
--- a/service/Dockerfile
+++ b/service/Dockerfile
@@ -1,4 +1,4 @@
-FROM dockerio.mirror.docker.edu-sharing.com/php:8.1.12-apache as builder
+FROM dockerio.mirror.docker.edu-sharing.com/php:8.3.6-apache as builder
 
 RUN  set -eux \
          && apt-get update \
@@ -15,7 +15,7 @@ RUN composer install && rm -f composerinstaller.php composer.phar
 
 ########################################################################################################################
 
-FROM dockerio.mirror.docker.edu-sharing.com/php:8.1.12-apache
+FROM dockerio.mirror.docker.edu-sharing.com/php:8.3.6-apache
 
 RUN  set -eux \
          && apt-get update \