diff --git a/.woodpecker/build.yaml b/.woodpecker/build.yaml
index f788989..05f356e 100644
--- a/.woodpecker/build.yaml
+++ b/.woodpecker/build.yaml
@@ -12,9 +12,9 @@ variables:
       settings: &settings-pr
         platform: [linux/amd64, linux/arm64]
         auth:
-          "https://index.docker.io/v1/":
-            username: {from_secret: docker_io_username}
-            password: {from_secret: docker_io_password}
+          registry.kokuwa.io:
+            username: {from_secret: kokuwa_io_username}
+            password: {from_secret: kokuwa_io_password}
         annotation: &annotation
           org.opencontainers.image.title: Docker CLI for WoodpeckerCI
           org.opencontainers.image.description: Docker CLI for usage in WoodpeckerCI.