diff --git a/.gitea/workflows/ci.yml b/.gitea/workflows/ci.yml
index 7df7f81..c8ffe3b 100644
--- a/.gitea/workflows/ci.yml
+++ b/.gitea/workflows/ci.yml
@@ -12,7 +12,7 @@ on:
 jobs:
   # ── Lint ──────────────────────────────────────────────────────────
   lint:
-    runs-on: ubuntu-latest
+    runs-on: ci-deepin
     steps:
       - uses: actions/checkout@v4
 
@@ -100,7 +100,7 @@ jobs:
   # ── Tests ─────────────────────────────────────────────────────────
   test:
     needs: lint
-    runs-on: ubuntu-latest
+    runs-on: ci-deepin
     steps:
       - uses: actions/checkout@v4
 
@@ -127,7 +127,7 @@ jobs:
 
   # ── Security scan ─────────────────────────────────────────────────
   security:
-    runs-on: ubuntu-latest
+    runs-on: ci-deepin
     steps:
       - uses: actions/checkout@v4
 
@@ -209,7 +209,7 @@ jobs:
   # ── Docker build ──────────────────────────────────────────────────
   build:
     needs: test
-    runs-on: ubuntu-latest
+    runs-on: ci-deepin
     steps:
       - uses: actions/checkout@v4
 
@@ -252,7 +252,7 @@ jobs:
   # ── E2E Tests (Playwright) ─────────────────────────────────────────
   e2e:
     needs: build
-    runs-on: ubuntu-latest
+    runs-on: ci-deepin
     steps:
       - uses: actions/checkout@v4