diff --git a/.github/workflows/php.yml b/.github/workflows/php.yml
index 0ac69b3a1..7e02437a3 100644
--- a/.github/workflows/php.yml
+++ b/.github/workflows/php.yml
@@ -26,7 +26,8 @@ jobs:
     steps:
     - name: Set cache key
       id: key
-      run: echo "::set-output name=key::$(date +'%Y-%m-%d')"
+      run: |
+        echo "{key}={$(date +'%Y-%m-%d')}" >> $GITHUB_STATE
 
     - uses: actions/checkout@v3
 
@@ -36,7 +37,7 @@ jobs:
       with:
         php-version: ${{ matrix.php-version }}
         extensions: ${{ env.extensions }}
-        key: ${{ steps.key.outputs.key }}
+        key: ${{ env.key }}
 
     - name: Cache extensions
       uses: actions/cache@v3