diff --git a/.github/workflows/ghcr.yml b/.github/workflows/ghcr.yml
index ed808ce..c78dfbf 100644
--- a/.github/workflows/ghcr.yml
+++ b/.github/workflows/ghcr.yml
@@ -20,7 +20,7 @@ jobs:
       - name: Set up Docker Buildx
         uses: docker/setup-buildx-action@v2
       - name: Build image
-        run: docker buildx build . --platform linux/amd64, linux/arm64 --tag $IMAGE_NAME --label "runnumber=${GITHUB_RUN_ID}" --load
+        run: docker buildx build . --platform linux/amd64,linux/arm64 --tag $IMAGE_NAME --label "runnumber=${GITHUB_RUN_ID}" --load
       - name: Log in to registry
         run: echo "${{ secrets.GITHUB_TOKEN }}" | docker login ghcr.io -u ${{ github.actor }} --password-stdin