diff --git a/.github/workflows/cs.yml b/.github/workflows/cs.yml
index 568b9f5..1f4dc20 100644
--- a/.github/workflows/cs.yml
+++ b/.github/workflows/cs.yml
@@ -28,7 +28,7 @@ jobs:
       - name: "Set up problem matchers for PHP"
         run: "echo \"::add-matcher::${{ runner.tool_cache }}/php.json\""
 
-      - uses: "ramsey/composer-install@v3"
+      - uses: "ramsey/composer-install@v4"
 
       - name: Run EasyCodingStandard
         run: vendor/bin/ecs check
@@ -55,7 +55,7 @@ jobs:
       - name: "Set up problem matchers for PHP"
         run: "echo \"::add-matcher::${{ runner.tool_cache }}/php.json\""
 
-      - uses: "ramsey/composer-install@v3"
+      - uses: "ramsey/composer-install@v4"
 
       - name: Run Rector
         run: vendor/bin/rector --dry-run
@@ -75,7 +75,7 @@ jobs:
           php-version-file: ".php-version"
           extensions: intl, ctype, iconv
 
-      - uses: "ramsey/composer-install@v3"
+      - uses: "ramsey/composer-install@v4"
 
       - name: Run composer normalize
         run: composer normalize --no-update-lock --diff --dry-run
diff --git a/.github/workflows/security-checker.yml b/.github/workflows/security-checker.yml
index 8fa7cd7..3da5fa1 100644
--- a/.github/workflows/security-checker.yml
+++ b/.github/workflows/security-checker.yml
@@ -10,5 +10,5 @@ jobs:
 
     steps:
       - uses: actions/checkout@v6.0.2
-      - uses: "ramsey/composer-install@v3"
+      - uses: "ramsey/composer-install@v4"
       - uses: symfonycorp/security-checker-action@v5
diff --git a/.github/workflows/static-analysis.yml b/.github/workflows/static-analysis.yml
index 5e859fc..4e17911 100644
--- a/.github/workflows/static-analysis.yml
+++ b/.github/workflows/static-analysis.yml
@@ -25,7 +25,7 @@ jobs:
       - name: "Set up problem matchers for PHP"
         run: "echo \"::add-matcher::${{ runner.tool_cache }}/php.json\""
 
-      - uses: "ramsey/composer-install@v3"
+      - uses: "ramsey/composer-install@v4"
 
       - name: Run PHPStan
         run: vendor/bin/phpstan
diff --git a/.github/workflows/unit-tests.yml b/.github/workflows/unit-tests.yml
index cc37468..5d7c4d8 100644
--- a/.github/workflows/unit-tests.yml
+++ b/.github/workflows/unit-tests.yml
@@ -32,7 +32,7 @@ jobs:
       - name: "Set up problem matchers for phpunit/phpunit"
         run: "echo \"::add-matcher::${{ runner.tool_cache }}/phpunit.json\""
 
-      - uses: "ramsey/composer-install@v3"
+      - uses: "ramsey/composer-install@v4"
 
       - name: Run test suite
         run: vendor/bin/phpunit
@@ -65,7 +65,7 @@ jobs:
       - name: "Set up problem matchers for phpunit/phpunit"
         run: "echo \"::add-matcher::${{ runner.tool_cache }}/phpunit.json\""
 
-      - uses: "ramsey/composer-install@v3"
+      - uses: "ramsey/composer-install@v4"
 
       - name: Run test suite
         run: vendor/bin/phpunit --coverage-clover build/logs/clover.xml