diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index c35a64b..ccc466e 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -39,13 +39,11 @@ jobs:
           images: ${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}
           # generate Docker tags based on the following events/attributes
           tags: |
-            type=ref,event=branch
             type=ref,event=pr
             type=raw,value=latest,enable=${{ github.ref == format('refs/heads/{0}', 'main') }}
             type=semver,pattern={{version}}
             type=semver,pattern={{major}}.{{minor}}
             type=semver,pattern={{major}}
-            type=sha
 
       - name: Build and push Docker image
         uses: docker/build-push-action@ad44023a93711e3deb337508980b4b5e9bcdc5dc