diff --git a/.github/workflows/deploy.yml b/.github/workflows/deploy.yml
index 6d01058..6b49750 100644
--- a/.github/workflows/deploy.yml
+++ b/.github/workflows/deploy.yml
@@ -51,7 +51,7 @@ jobs:
     
     steps:
       - name: Checkout repository
-        uses: actions/checkout@v4
+        uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6.0.2
 
       - name: Set up node
         uses: actions/setup-node@v4
@@ -63,7 +63,7 @@ jobs:
         run: npm ci
 
       - name: Assume Github OIDC role
-        uses: aws-actions/configure-aws-credentials@v4
+        uses: aws-actions/configure-aws-credentials@8df5847569e6427dd6c4fb1cf565c83acfa8afa7 # v6.0.0
         if: github.event_name == 'workflow_dispatch'
         with:
           aws-region: us-west-2