diff --git a/.gitea/workflows/build-runner.yml b/.gitea/workflows/build-runner.yml
index a5fbbe1..68ec491 100644
--- a/.gitea/workflows/build-runner.yml
+++ b/.gitea/workflows/build-runner.yml
@@ -57,12 +57,13 @@ jobs:
             "https://portainer.eibl.tech/api/stacks/webhooks/6e67c0b7-1c5d-4bb2-b8b8-4a6ec66d3b87"
           echo "✓ Portainer webhook triggered"
 
-      - name: Clean up local Docker image and build cache
+      - name: Clean up temporary runner base images (node:16-bullseye) from Docker host
         if: always()
         run: |
-          IMAGE_TAG="gitea.eibl.tech/me0nline/logar-runner:latest"
-          echo "Removing local Docker image ${IMAGE_TAG} and dangling layers..."
-          docker rmi -f "${IMAGE_TAG}" || true
-          docker image prune -f || true
-          docker builder prune -f || true
-          echo "✓ Local Docker host cleaned successfully."
+          echo "[*] Cleaning up temporary base images from Docker host daemon..."
+          # Remove node:16-bullseye images used by act_runner for ubuntu-latest
+          docker images --filter "reference=*bullseye*" -q | xargs -r docker rmi -f 2>/dev/null || true
+          docker rmi -f node:16-bullseye node:16-bullseye-slim 2>/dev/null || true
+          # Prune dangling intermediate build cache layers
+          docker image prune -f 2>/dev/null || true
+          echo "[+] Cleaned up 16-bullseye and intermediate build images from host daemon."