diff --git a/.github/workflows/continuous-integration.yml b/.github/workflows/continuous-integration.yml
index 5bba946..fa2a8c4 100644
--- a/.github/workflows/continuous-integration.yml
+++ b/.github/workflows/continuous-integration.yml
@@ -23,7 +23,7 @@ jobs:
           extensions: pcov
           coverage: pcov
           ini-values: pcov.enabled=1
-      - uses: "ramsey/composer-install@3.2.1"
+      - uses: "ramsey/composer-install@4.0.0"
         with:
           dependency-versions: "highest"
       - run: php ./vendor/bin/phpunit --coverage-clover=coverage.xml
@@ -47,7 +47,7 @@ jobs:
         with:
           php-version: 8.1
 
-      - uses: "ramsey/composer-install@3.2.1"
+      - uses: "ramsey/composer-install@4.0.0"
         with:
           dependency-versions: "highest"