diff --git a/.github/workflows/continuous-integration.yml b/.github/workflows/continuous-integration.yml
index 35ee0f5..c1660bf 100644
--- a/.github/workflows/continuous-integration.yml
+++ b/.github/workflows/continuous-integration.yml
@@ -48,7 +48,7 @@ jobs:
           php-version: "${{ matrix.php-version }}"
           coverage: none
 
-      - uses: ramsey/composer-install@v3
+      - uses: ramsey/composer-install@v4
         with:
           dependency-versions: highest
 
diff --git a/.github/workflows/functional.yml b/.github/workflows/functional.yml
index c6ebbf6..8c1178f 100644
--- a/.github/workflows/functional.yml
+++ b/.github/workflows/functional.yml
@@ -42,7 +42,7 @@ jobs:
           php-version: "${{ matrix.php-version }}"
           coverage: xdebug
 
-      - 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 d1cb620..90f27db 100644
--- a/.github/workflows/phpstan.yml
+++ b/.github/workflows/phpstan.yml
@@ -28,7 +28,7 @@ jobs:
           php-version: "${{ matrix.php-version }}"
           coverage: none
 
-      - uses: ramsey/composer-install@v3
+      - uses: ramsey/composer-install@v4
         with:
           dependency-versions: highest