diff --git a/.github/workflows/run-tests.yml b/.github/workflows/run-tests.yml
index d13152a..9ca0b68 100644
--- a/.github/workflows/run-tests.yml
+++ b/.github/workflows/run-tests.yml
@@ -26,7 +26,7 @@ jobs:
 
     steps:
       - name: Checkout code
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
 
       - name: Setup PHP
         uses: shivammathur/setup-php@v2
@@ -53,7 +53,7 @@ jobs:
           ZAMMAD_OBJECT_REFERENCE_ERROR_IGNORE: true
 
       - name: Store test reports
-        uses: actions/upload-artifact@v2
+        uses: actions/upload-artifact@v4
         with:
           name: Store report
           retention-days: 1
diff --git a/phpstan.neon.dist b/phpstan.neon.dist
index e005ac7..87d8e08 100644
--- a/phpstan.neon.dist
+++ b/phpstan.neon.dist
@@ -2,7 +2,7 @@ includes:
     - phpstan-baseline.neon
 
 parameters:
-    level: 4
+    level: 1
     paths:
         - src
         - config