diff --git a/.github/workflows/mutation.yml b/.github/workflows/mutation.yml
index a7d81c921..fb8d1b4e3 100644
--- a/.github/workflows/mutation.yml
+++ b/.github/workflows/mutation.yml
@@ -53,7 +53,7 @@ jobs:
           persist-credentials: false
 
       - name: Install PHP with extensions.
-        uses: shivammathur/setup-php@f3e473d116dcccaddc5834248c87452386958240 # 2.37.2
+        uses: shivammathur/setup-php@eb7c497e18156a6bbabfef1d3a82760b9eda3962 # 2.40.0
         with:
           php-version: ${{ matrix.php }}
           extensions: ${{ env.EXTENSIONS }}