diff --git a/.github/workflows/deploy-beta.yml b/.github/workflows/deploy-beta.yml
index 8fad6e1..dba80e7 100644
--- a/.github/workflows/deploy-beta.yml
+++ b/.github/workflows/deploy-beta.yml
@@ -64,7 +64,8 @@ jobs:
             AWS_ENV_SECRET_ARN=${{ secrets.AWS_ENV_SECRET_ARN }}
 
       - name: Deploy Amazon ECS task definition
-        uses: aws-actions/amazon-ecs-deploy-task-definition@3cc43061dd30ad47511af35bca46e2c1435b9035
+        # https://github.com/aws-actions/amazon-ecs-deploy-task-definition/releases/tag/v2.1.0
+        uses: aws-actions/amazon-ecs-deploy-task-definition@4482193dd766379c66473482bbc77299b053ec94 # v2.1.0
         with:
           task-definition: ${{ steps.task-def.outputs.task-definition }}
           service: ${{ secrets.ECS_SERVICE }}
diff --git a/.github/workflows/deploy-prod.yml b/.github/workflows/deploy-prod.yml
index 4e21eff..13e6f47 100644
--- a/.github/workflows/deploy-prod.yml
+++ b/.github/workflows/deploy-prod.yml
@@ -65,7 +65,8 @@ jobs:
             AWS_ENV_SECRET_ARN=${{ secrets.AWS_ENV_SECRET_ARN }}
 
       - name: Deploy Amazon ECS task definition
-        uses: aws-actions/amazon-ecs-deploy-task-definition@3cc43061dd30ad47511af35bca46e2c1435b9035
+        # https://github.com/aws-actions/amazon-ecs-deploy-task-definition/releases/tag/v2.1.0
+        uses: aws-actions/amazon-ecs-deploy-task-definition@4482193dd766379c66473482bbc77299b053ec94 # v2.1.0
         with:
           task-definition: ${{ steps.task-def.outputs.task-definition }}
           service: ${{ secrets.ECS_SERVICE }}