diff --git a/.github/workflows/release-docker.yml b/.github/workflows/release-docker.yml
index bd4ff1375..738992293 100644
--- a/.github/workflows/release-docker.yml
+++ b/.github/workflows/release-docker.yml
@@ -70,7 +70,7 @@ jobs:
         with:
           context: .
           build-args: |
-            VERSION:${{ needs.release.outputs.tag }}
+            VERSION=${{ needs.release.outputs.tag }}
           platforms: linux/amd64,linux/arm64
           push: true
           tags: ${{ steps.tags.outputs.tags }}