diff --git a/.gitea/workflows/deploy-piano-sheet.yml b/.gitea/workflows/deploy-piano-sheet.yml
index 65d5f5e..e7b6e79 100644
--- a/.gitea/workflows/deploy-piano-sheet.yml
+++ b/.gitea/workflows/deploy-piano-sheet.yml
@@ -17,6 +17,7 @@ jobs:
     runs-on: ubuntu-latest
     env:
       APP: piano-sheet
+      NS: cube-piano
       IMAGE: registry.famzheng.me/mochi/piano-sheet
     steps:
       - uses: actions/checkout@v4
@@ -51,5 +52,5 @@ jobs:
 
       - name: Roll out to k3s
         run: |
-          kubectl -n "cube-$APP" set image "deploy/$APP" "$APP=$IMAGE:${{ steps.tag.outputs.sha }}"
-          kubectl -n "cube-$APP" rollout status "deploy/$APP" --timeout=120s
+          kubectl -n "$NS" set image "deploy/$APP" "$APP=$IMAGE:${{ steps.tag.outputs.sha }}"
+          kubectl -n "$NS" rollout status "deploy/$APP" --timeout=120s
diff --git a/apps/piano-sheet/k8s/deployment.yaml b/apps/piano-sheet/k8s/deployment.yaml
index f0585f6..9e04783 100644
--- a/apps/piano-sheet/k8s/deployment.yaml
+++ b/apps/piano-sheet/k8s/deployment.yaml
@@ -2,7 +2,7 @@ apiVersion: apps/v1
 kind: Deployment
 metadata:
   name: piano-sheet
-  namespace: cube-piano-sheet
+  namespace: cube-piano
   labels:
     app: piano-sheet
 spec:
diff --git a/apps/piano-sheet/k8s/ingress.yaml b/apps/piano-sheet/k8s/ingress.yaml
index 4461358..fd44714 100644
--- a/apps/piano-sheet/k8s/ingress.yaml
+++ b/apps/piano-sheet/k8s/ingress.yaml
@@ -2,10 +2,10 @@ apiVersion: networking.k8s.io/v1
 kind: Ingress
 metadata:
   name: piano-sheet
-  namespace: cube-piano-sheet
+  namespace: cube-piano
   annotations:
     # 上传整组图片可能 ~600MB，调高 traefik 默认上限
-    traefik.ingress.kubernetes.io/router.middlewares: cube-piano-sheet-bodylimit@kubernetescrd
+    traefik.ingress.kubernetes.io/router.middlewares: cube-piano-bodylimit@kubernetescrd
 spec:
   ingressClassName: traefik
   rules:
@@ -24,7 +24,7 @@ apiVersion: traefik.io/v1alpha1
 kind: Middleware
 metadata:
   name: bodylimit
-  namespace: cube-piano-sheet
+  namespace: cube-piano
 spec:
   buffering:
     maxRequestBodyBytes: 700000000
diff --git a/apps/piano-sheet/k8s/namespace.yaml b/apps/piano-sheet/k8s/namespace.yaml
index 9c5bf43..cbe25d0 100644
--- a/apps/piano-sheet/k8s/namespace.yaml
+++ b/apps/piano-sheet/k8s/namespace.yaml
@@ -1,4 +1,4 @@
 apiVersion: v1
 kind: Namespace
 metadata:
-  name: cube-piano-sheet
+  name: cube-piano
diff --git a/apps/piano-sheet/k8s/pvc.yaml b/apps/piano-sheet/k8s/pvc.yaml
index 227a4e4..be06840 100644
--- a/apps/piano-sheet/k8s/pvc.yaml
+++ b/apps/piano-sheet/k8s/pvc.yaml
@@ -2,7 +2,7 @@ apiVersion: v1
 kind: PersistentVolumeClaim
 metadata:
   name: piano-sheet-data
-  namespace: cube-piano-sheet
+  namespace: cube-piano
 spec:
   accessModes:
     - ReadWriteOnce
diff --git a/apps/piano-sheet/k8s/service.yaml b/apps/piano-sheet/k8s/service.yaml
index 3971780..68cea61 100644
--- a/apps/piano-sheet/k8s/service.yaml
+++ b/apps/piano-sheet/k8s/service.yaml
@@ -2,7 +2,7 @@ apiVersion: v1
 kind: Service
 metadata:
   name: piano-sheet
-  namespace: cube-piano-sheet
+  namespace: cube-piano
 spec:
   selector:
     app: piano-sheet