diff --git a/.github/workflows/build-infra.yaml b/.github/workflows/build-infra.yaml
index 6f5cc8f..81966f5 100644
--- a/.github/workflows/build-infra.yaml
+++ b/.github/workflows/build-infra.yaml
@@ -42,12 +42,12 @@ jobs:
         run: |
           pwd
           tree -dL 2
-          echo "ecr_arn=`terragrunt output --json | jq .ecr_repository_arn.value -r`" >> "$GITHUB_OUTPUT"
+          echo "ecr_arn=$(terragrunt output --json | jq .ecr_repository_arn.value -r)" >> $GITHUB_OUTPUT
         working-directory: terraform
 
       - name: Fetch ECS Repo Url
         run: |
-          echo $ECR_ARN
+          echo $ecr_arn
 
       # Build docker image
       - name: Set up Docker Buildx