diff --git a/.github/workflows/reusable-deploy-backend-server.yml b/.github/workflows/reusable-deploy-backend-server.yml
index 5dffce90..10fc32a0 100644
--- a/.github/workflows/reusable-deploy-backend-server.yml
+++ b/.github/workflows/reusable-deploy-backend-server.yml
@@ -81,7 +81,7 @@ jobs:
           # be deployed to ECS.
           docker build -t $ECR_REGISTRY/${{ inputs.ECR_REPOSITORY }}:$IMAGE_TAG -f aws/server.Dockerfile .
           docker push $ECR_REGISTRY/${{ inputs.ECR_REPOSITORY }}:$IMAGE_TAG
-          echo "name=image::$ECR_REGISTRY/${{ inputs.ECR_REPOSITORY }}:$IMAGE_TAG" >> $GITHUB_OUTPUT
+          echo "::set-output name=image::$ECR_REGISTRY/${{ inputs.ECR_REPOSITORY }}:$IMAGE_TAG"
 
       - name: Install jinja-cli
         run: pip3 install jinja-cli
diff --git a/.github/workflows/reusable-deploy-public-api-server.yml b/.github/workflows/reusable-deploy-public-api-server.yml
index 5412f5de..f218e387 100644
--- a/.github/workflows/reusable-deploy-public-api-server.yml
+++ b/.github/workflows/reusable-deploy-public-api-server.yml
@@ -65,7 +65,7 @@ jobs:
           # be deployed to ECS.
           docker build -t $ECR_REGISTRY/${{ inputs.ECR_REPOSITORY }}:$IMAGE_TAG -f aws/public-api-server.Dockerfile .
           docker push $ECR_REGISTRY/${{ inputs.ECR_REPOSITORY }}:$IMAGE_TAG
-          echo "name=image::$ECR_REGISTRY/${{ inputs.ECR_REPOSITORY }}:$IMAGE_TAG" >> $GITHUB_OUTPUT
+          echo "::set-output name=image::$ECR_REGISTRY/${{ inputs.ECR_REPOSITORY }}:$IMAGE_TAG"
 
       - name: Install jinja-cli
         run: pip3 install jinja-cli