diff --git a/.github/workflows/cs.yml b/.github/workflows/cs.yml
index d109c87..643cbbe 100644
--- a/.github/workflows/cs.yml
+++ b/.github/workflows/cs.yml
@@ -33,7 +33,7 @@ jobs:
       - name: "Set up problem matchers for PHP"
         run: "echo \"::add-matcher::${{ runner.tool_cache }}/php.json\""
 
-      - uses: "ramsey/composer-install@v2"
+      - uses: "ramsey/composer-install@v4"
 
       - name: Run EasyCodingStandard
         run: vendor/bin/ecs check
@@ -65,7 +65,7 @@ jobs:
       - name: "Set up problem matchers for PHP"
         run: "echo \"::add-matcher::${{ runner.tool_cache }}/php.json\""
 
-      - uses: "ramsey/composer-install@v2"
+      - uses: "ramsey/composer-install@v4"
 
       - name: Run Rector
         run: vendor/bin/rector --dry-run
@@ -90,7 +90,7 @@ jobs:
           php-version: "${{ matrix.php-version }}"
           extensions: intl, ctype, iconv
 
-      - uses: "ramsey/composer-install@v2"
+      - uses: "ramsey/composer-install@v4"
 
       - name: Run composer normalize
         run: composer normalize --no-update-lock --diff --dry-run
diff --git a/.github/workflows/static-analysis.yml b/.github/workflows/static-analysis.yml
index 4989c08..0987383 100644
--- a/.github/workflows/static-analysis.yml
+++ b/.github/workflows/static-analysis.yml
@@ -30,7 +30,7 @@ jobs:
       - name: "Set up problem matchers for PHP"
         run: "echo \"::add-matcher::${{ runner.tool_cache }}/php.json\""
 
-      - uses: "ramsey/composer-install@v2"
+      - 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 68fe958..567a421 100644
--- a/.github/workflows/unit-tests.yml
+++ b/.github/workflows/unit-tests.yml
@@ -36,7 +36,7 @@ jobs:
       - name: "Set up problem matchers for phpunit/phpunit"
         run: "echo \"::add-matcher::${{ runner.tool_cache }}/phpunit.json\""
 
-      - uses: "ramsey/composer-install@v2"
+      - uses: "ramsey/composer-install@v4"
 
       - uses: oven-sh/setup-bun@v1
       - run: bun install
@@ -85,7 +85,7 @@ jobs:
       - name: "Set up problem matchers for phpunit/phpunit"
         run: "echo \"::add-matcher::${{ runner.tool_cache }}/phpunit.json\""
 
-      - uses: "ramsey/composer-install@v2"
+      - uses: "ramsey/composer-install@v4"
 
       - uses: oven-sh/setup-bun@v1
       - run: bun install