diff --git a/.gitea/workflows/activate-server.yaml b/.gitea/workflows/activate-server.yaml
index c6c1a64..ece6833 100644
--- a/.gitea/workflows/activate-server.yaml
+++ b/.gitea/workflows/activate-server.yaml
@@ -20,7 +20,7 @@ jobs:
         uses: actions/setup-go@v5
         with:
           go-version: stable
-      - uses: ko-build/setup-ko@v0.6
+      - uses: ko-build/setup-ko@v0.8
       - name: Run GoReleaser
         env:
           KO_DOCKER_REPO: git.yoshino-s.xyz/${{ gitea.repository }}