diff --git a/.github/workflows/docker-publish.yml b/.github/workflows/docker-publish.yml
index c3384e8..3e172ff 100644
--- a/.github/workflows/docker-publish.yml
+++ b/.github/workflows/docker-publish.yml
@@ -13,9 +13,8 @@ concurrency:
   cancel-in-progress: true
 
 env:
-  REGISTRY: ghcr.io
-  IMAGE_NAME: ${{ github.repository }}
   WRITEFREELY_VERSION: v0.15.0
+  DOCKERHUB_REPO: jrasanen/writefreely
 
 jobs:
   build:
@@ -38,7 +37,7 @@ jobs:
       - name: Set up Docker Buildx
         uses: docker/setup-buildx-action@v3
 
-      - uses: actions/cache@v3
+      - uses: actions/cache@v4
         with:
           path: |
             ~/.cache/go-build