diff --git a/.github/workflows/docker.yml b/.github/workflows/docker.yml
index 2800615..6c3bfdb 100644
--- a/.github/workflows/docker.yml
+++ b/.github/workflows/docker.yml
@@ -23,6 +23,12 @@ jobs:
 
       - name: Set up Docker Buildx
         uses: docker/setup-buildx-action@v3
+        with:
+          # 👇 告诉 Buildx 这个地址允许 HTTP (insecure)
+          config-inline: |
+            [registry."172.18.0.21:3000"]
+              http = true
+              insecure = true
 
       - name: Log in to Gitea Registry (Internal)
         uses: docker/login-action@v3