diff --git a/.github/workflows/exercise-lint-phpcs-psr-12.yml b/.github/workflows/exercise-lint-phpcs-psr-12.yml
index 0204243..b2c9dc0 100644
--- a/.github/workflows/exercise-lint-phpcs-psr-12.yml
+++ b/.github/workflows/exercise-lint-phpcs-psr-12.yml
@@ -27,7 +27,7 @@ jobs:
 
       - uses: actions/checkout@v3
 
-      - uses: shivammathur/setup-php@1a18b2267f80291a81ca1d33e7c851fe09e7dfc4
+      - uses: shivammathur/setup-php@c5fc0d8281aba02c7fda07d3a70cc5371548067d
         with:
           php-version: ${{ matrix.php-version }}
           extensions: gmp
diff --git a/.github/workflows/exercise-tests-phpunit-9.yml b/.github/workflows/exercise-tests-phpunit-9.yml
index 00a6d24..7f469a6 100644
--- a/.github/workflows/exercise-tests-phpunit-9.yml
+++ b/.github/workflows/exercise-tests-phpunit-9.yml
@@ -27,7 +27,7 @@ jobs:
 
       - uses: actions/checkout@v3
 
-      - uses: shivammathur/setup-php@1a18b2267f80291a81ca1d33e7c851fe09e7dfc4
+      - uses: shivammathur/setup-php@c5fc0d8281aba02c7fda07d3a70cc5371548067d
         with:
           version: ${{ matrix.php-version }}
           extensions: gmp