diff --git a/.doctrine-project.json b/.doctrine-project.json
index db4536e..2f3c46a 100644
--- a/.doctrine-project.json
+++ b/.doctrine-project.json
@@ -17,7 +17,7 @@
             "name": "1.5",
             "branchName": "1.5.x",
             "slug": "1.5",
-            "maintained": true
+            "maintained": false
         },
         {
             "name": "1.4",
diff --git a/.github/dependabot.yml b/.github/dependabot.yml
new file mode 100644
index 0000000..15bd172
--- /dev/null
+++ b/.github/dependabot.yml
@@ -0,0 +1,8 @@
+version: 2
+updates:
+  - package-ecosystem: "github-actions"
+    directory: "/"
+    schedule:
+      interval: "weekly"
+    labels:
+      - "CI"
diff --git a/.github/workflows/continuous-integration.yml b/.github/workflows/continuous-integration.yml
index 202df03..27a3b56 100644
--- a/.github/workflows/continuous-integration.yml
+++ b/.github/workflows/continuous-integration.yml
@@ -12,7 +12,9 @@ on:
 jobs:
   phpunit:
     name: "PHPUnit"
-    uses: "doctrine/.github/.github/workflows/continuous-integration.yml@4.0.0"
+    uses: "doctrine/.github/.github/workflows/continuous-integration.yml@5.0.1"
     with:
       php-versions: '["8.1", "8.2", "8.3"]'
       composer-root-version: "1.4"
+    secrets:
+      CODECOV_TOKEN: "${{ secrets.CODECOV_TOKEN }}"