diff --git a/.github/workflows/publish-version-ecr.yaml b/.github/workflows/publish-version-ecr.yaml
index 80bbf4a..99d7a64 100644
--- a/.github/workflows/publish-version-ecr.yaml
+++ b/.github/workflows/publish-version-ecr.yaml
@@ -117,4 +117,4 @@ jobs:
           TAG_NAME: ${{ steps.set-version.outputs.VERSION }}
         with:
           body: "**Published image (AWS ECR Public):** `${{ steps.build-and-push.outputs.IMAGE_REF }}`"
-          isAppendBody: true
+          is_append_body: true