diff --git a/.github/workflows/continuous-integration.yml b/.github/workflows/continuous-integration.yml
index f8f76348..148f3ba9 100644
--- a/.github/workflows/continuous-integration.yml
+++ b/.github/workflows/continuous-integration.yml
@@ -45,7 +45,7 @@ jobs:
       - name: "Remove PHPStan as it requires a newer PHP"
         run: composer remove phpstan/phpstan --dev --no-update
 
-      - uses: ramsey/composer-install@v3
+      - uses: ramsey/composer-install@v4
         with:
           dependency-versions: highest
 
diff --git a/.github/workflows/phpstan.yml b/.github/workflows/phpstan.yml
index 017f1468..5766db81 100644
--- a/.github/workflows/phpstan.yml
+++ b/.github/workflows/phpstan.yml
@@ -29,7 +29,7 @@ jobs:
           php-version: "${{ matrix.php-version }}"
           coverage: none
 
-      - uses: ramsey/composer-install@v3
+      - uses: ramsey/composer-install@v4
         with:
           dependency-versions: highest