diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index 5e415c50..4e9a6f53 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -90,7 +90,7 @@ jobs:
             type=raw,value=latest,enable=${{ endsWith(github.ref, github.event.repository.default_branch) }}
             type=ref,event=branch
             type=ref,event=tag
-            type=raw,value=${{branch}}-{{date 'YYYYMMDD'}}-{{sha}}
+            type=raw,value={{branch}}-{{date 'YYYYMMDD'}}-{{sha}}
           flavor: |
             latest=false