diff --git a/.github/workflows/run-tests.yml b/.github/workflows/run-tests.yml
index 63c8b90..811a610 100644
--- a/.github/workflows/run-tests.yml
+++ b/.github/workflows/run-tests.yml
@@ -32,7 +32,7 @@ jobs:
           echo "::add-matcher::${{ runner.tool_cache }}/phpunit.json"
 
       - name: Install dependencies
-        uses: ramsey/composer-install@v3
+        uses: ramsey/composer-install@v4
         with:
           dependency-versions: ${{ matrix.stability }}
 
diff --git a/.github/workflows/static-analysis.yml b/.github/workflows/static-analysis.yml
index d8b2906..6ddffe1 100644
--- a/.github/workflows/static-analysis.yml
+++ b/.github/workflows/static-analysis.yml
@@ -26,7 +26,7 @@ jobs:
           tools: cs2pr
 
       - name: Install Composer dependencies
-        uses: ramsey/composer-install@v3
+        uses: ramsey/composer-install@v4
 
       - name: Run PHPStan
         run: vendor/bin/phpstan analyse --error-format=checkstyle | cs2pr