diff --git a/.github/workflows/tests.yml b/.github/workflows/tests.yml
index 1fea81c..2a08e96 100644
--- a/.github/workflows/tests.yml
+++ b/.github/workflows/tests.yml
@@ -66,7 +66,7 @@ jobs:
         env:
           COMPOSER_TOKEN: ${{ secrets.GITHUB_TOKEN }}
 
-      - uses: "ramsey/composer-install@v3"
+      - uses: "ramsey/composer-install@v4"
 
       - name: Setup Problem Matchers
         run: |