diff --git a/composer.json b/composer.json
index 11a4db2c5f36c5bf71cfa8a6481069f288652666..9adc785c64eb8c4af6574c6c29012d783d8fe92e 100755
--- a/composer.json
+++ b/composer.json
@@ -20,7 +20,7 @@
         "slim/slim": "^3.8",
         "respect/validation": "^1.1",
         "php-http/curl-client": "^1.7",
-        "m4tthumphrey/php-gitlab-api": "dev-master",
+        "m4tthumphrey/php-gitlab-api": "8",
         "jumbojett/openid-connect-php": "^0.3.0"
     }
 }