diff --git a/deployments/azure-webapps-php.yml b/deployments/azure-webapps-php.yml
index ad351dc..700f83a 100644
--- a/deployments/azure-webapps-php.yml
+++ b/deployments/azure-webapps-php.yml
@@ -38,13 +38,13 @@ jobs:
       - uses: actions/checkout@v2
 
       - name: Setup PHP
-        uses: shivammathur/setup-php@v2
+        uses: shivammathur/setup-php@7c0b4c8c8ebed23eca9ec2802474895d105b11bc
         with:
           php-version: ${{ env.PHP_VERSION }}
 
       - name: Check if composer.json exists
         id: check_files
-        uses: andstor/file-existence-action@v1
+        uses: andstor/file-existence-action@87d74d4732ddb824259d80c8a508c0124bf1c673
         with:
           files: 'composer.json'