diff --git a/composer.json b/composer.json
index 01382ecd..cdc487ce 100644
--- a/composer.json
+++ b/composer.json
@@ -34,7 +34,7 @@
         "guzzlehttp/psr7": "^2",
         "php-mock/php-mock-phpunit": "^2.6",
         "phpstan/phpstan": "^1.10",
-        "phpunit/phpunit": "^9.5 || ^10.5"
+        "phpunit/phpunit": "^9.5 || ^10.5 || ^11.0"
     },
     "autoload": {
         "psr-4": {
diff --git a/docker-compose.yml b/docker-compose.yml
index 8ba6c8a5..5987ac97 100644
--- a/docker-compose.yml
+++ b/docker-compose.yml
@@ -39,7 +39,7 @@ services:
             - ./.docker/redmine-50102_data/sqlite:/usr/src/redmine/sqlite
 
     redmine-50008:
-        image: redmine:5.0.8
+        image: redmine:5.1.2
         user: "1000:1000"
         ports:
             - "5007:3000"