diff --git a/.github/workflows/composer-lint.yml b/.github/workflows/composer-lint.yml
index dbc934a..3707dcc 100644
--- a/.github/workflows/composer-lint.yml
+++ b/.github/workflows/composer-lint.yml
@@ -17,4 +17,4 @@ on:
 jobs:
   composer-lint:
     name: "Composer Lint"
-    uses: "doctrine/.github/.github/workflows/composer-lint.yml@3.0.0"
+    uses: "doctrine/.github/.github/workflows/composer-lint.yml@4.0.0"
diff --git a/.github/workflows/continuous-integration.yml b/.github/workflows/continuous-integration.yml
index 41b615f..a8ef251 100644
--- a/.github/workflows/continuous-integration.yml
+++ b/.github/workflows/continuous-integration.yml
@@ -24,6 +24,6 @@ on:
 jobs:
   phpunit:
     name: "PHPUnit"
-    uses: "doctrine/.github/.github/workflows/continuous-integration.yml@3.0.0"
+    uses: "doctrine/.github/.github/workflows/continuous-integration.yml@4.0.0"
     with:
-      php-versions: '["7.1", "7.2", "7.3", "7.4", "8.0", "8.1", "8.2"]'
+      php-versions: '["7.1", "7.2", "7.3", "7.4", "8.0", "8.1", "8.2", "8.3"]'
diff --git a/.github/workflows/release-on-milestone-closed.yml b/.github/workflows/release-on-milestone-closed.yml
index 949de82..34abfbc 100644
--- a/.github/workflows/release-on-milestone-closed.yml
+++ b/.github/workflows/release-on-milestone-closed.yml
@@ -8,7 +8,7 @@ on:
 jobs:
   release:
     name: "Git tag, release & create merge-up PR"
-    uses: "doctrine/.github/.github/workflows/release-on-milestone-closed.yml@2.1.0"
+    uses: "doctrine/.github/.github/workflows/release-on-milestone-closed.yml@4.0.0"
     secrets:
       GIT_AUTHOR_EMAIL: ${{ secrets.GIT_AUTHOR_EMAIL }}
       GIT_AUTHOR_NAME: ${{ secrets.GIT_AUTHOR_NAME }}