diff --git a/.github/workflows/deploy_fastapi_backend.yml b/.github/workflows/deploy_fastapi_backend.yml
index 0b068440..3875a5f2 100644
--- a/.github/workflows/deploy_fastapi_backend.yml
+++ b/.github/workflows/deploy_fastapi_backend.yml
@@ -69,7 +69,7 @@ jobs:
 
       - name: Build Docker Image
         run: |
-          docker build -t my-lambda-image:latest -f backend/docker/lambda.Dockerfile .
+          docker build -t fastapi-lambda-image:${{ github.sha }} -f backend/docker/lambda.Dockerfile .
 
       - name: Login to ECR
         run: |
@@ -77,8 +77,8 @@ jobs:
 
       - name: Tag and Push Docker Image to ECR
         run: |
-          docker tag my-lambda-image:latest ${{ steps.set_ecr_credentials.outputs.ecr_uri }}:latest
-          docker push ${{ steps.set_ecr_credentials.outputs.ecr_uri }}:latest
+          docker tag fastapi-lambda-image:${{ github.sha }} ${{ steps.set_ecr_credentials.outputs.ecr_uri }}:${{ github.sha }}
+          docker push ${{ steps.set_ecr_credentials.outputs.ecr_uri }}:${{ github.sha }}
 
       - name: Deploy to AWS Lambda via Serverless
         env: