diff --git a/.github/workflows/mirror-images.yml b/.github/workflows/mirror-images.yml
index e3c2b3332..c785ea447 100644
--- a/.github/workflows/mirror-images.yml
+++ b/.github/workflows/mirror-images.yml
@@ -64,7 +64,7 @@ jobs:
       - name: 'Read tag version'
         if: ${{ github.event_name == 'workflow_run' }}
         run: |
-          echo "IMAGE_TAG=$(echo tag.txt)" >> $GITHUB_ENV
+          echo "IMAGE_TAG=$(cat tag.txt)" >> $GITHUB_ENV
 
       - name: Configure AWS Credentials
         uses: aws-actions/configure-aws-credentials@v1