diff --git a/backend/app/api/v1/api_permissions.py b/backend/app/api/v1/api_permissions.py
index 625a1e7e..f681e8a3 100644
--- a/backend/app/api/v1/api_permissions.py
+++ b/backend/app/api/v1/api_permissions.py
@@ -52,12 +52,13 @@ async def list_api_endpoints(
     "",
     summary="获取项目的接口级权限矩阵",
     description="返回项目中各角色对API端点的权限配置",
+    response_model=None,
 )
 async def get_study_api_permissions(
     study_id: uuid.UUID,
     _=Depends(require_study_roles(["PM"])),
     db: Annotated[AsyncSession, Depends(get_db_session)] = None,
-) -> dict[str, dict[str, dict[str, bool]]]:
+):
     """获取项目的接口级权限矩阵
 
     返回格式:
@@ -90,13 +91,14 @@ async def get_study_api_permissions(
     summary="更新项目的接口级权限矩阵",
     description="批量更新项目中各角色对API端点的权限配置",
     status_code=status.HTTP_200_OK,
+    response_model=None,
 )
 async def update_study_api_permissions(
     study_id: uuid.UUID,
     payload: dict[str, dict[str, bool]],
     _=Depends(require_study_roles(["PM"])),
     db: Annotated[AsyncSession, Depends(get_db_session)] = None,
-) -> dict[str, dict[str, dict[str, bool]]]:
+):
     """更新项目的接口级权限矩阵
 
     请求体格式:
diff --git a/backend/app/api/v1/permission_monitoring.py b/backend/app/api/v1/permission_monitoring.py
index b68f34bf..725b271e 100644
--- a/backend/app/api/v1/permission_monitoring.py
+++ b/backend/app/api/v1/permission_monitoring.py
@@ -10,7 +10,7 @@ from fastapi import APIRouter, Depends, status
 from app.core.deps import get_current_user
 from app.core.permission_monitor import get_permission_monitor
 
-router = APIRouter(prefix="/api/v1/permission-monitoring", tags=["permission-monitoring"])
+router = APIRouter(prefix="/permission-monitoring", tags=["permission-monitoring"])
 
 
 @router.get("/metrics", status_code=status.HTTP_200_OK)
diff --git a/backend/app/api/v1/router.py b/backend/app/api/v1/router.py
index fc8f8f08..20777be6 100644
--- a/backend/app/api/v1/router.py
+++ b/backend/app/api/v1/router.py
@@ -1,6 +1,6 @@
 from fastapi import APIRouter
 
-from app.api.v1 import auth, users, admin_users, studies, sites, members, attachments, audit_logs, dashboard, subjects, visits, aes, finance_dashboard, finance_contracts, fees_contracts, fees_attachments, drug_shipments, material_equipments, project_milestones, startup, knowledge_notes, subject_histories, subject_pds, study_subject_pds, faq_categories, faqs, documents, overview, notifications, monitoring_visit_issues, project_permissions, api_permissions
+from app.api.v1 import auth, users, admin_users, studies, sites, members, attachments, audit_logs, dashboard, subjects, visits, aes, finance_dashboard, finance_contracts, fees_contracts, fees_attachments, drug_shipments, material_equipments, project_milestones, startup, knowledge_notes, subject_histories, subject_pds, study_subject_pds, faq_categories, faqs, documents, overview, notifications, monitoring_visit_issues, project_permissions, api_permissions, permission_monitoring
 
 
 api_router = APIRouter()
@@ -37,3 +37,4 @@ api_router.include_router(study_subject_pds.router, prefix="/studies/{study_id}"
 api_router.include_router(faq_categories.router, prefix="/faqs/categories", tags=["faq-categories"])
 api_router.include_router(faqs.router, prefix="/faqs/items", tags=["faqs"])
 api_router.include_router(documents.router, prefix="", tags=["documents"])
+api_router.include_router(permission_monitoring.router)
diff --git a/frontend/src/views/admin/ApiPermissions.vue b/frontend/src/views/admin/ApiPermissions.vue
index 65316fdb..a1689146 100644
--- a/frontend/src/views/admin/ApiPermissions.vue
+++ b/frontend/src/views/admin/ApiPermissions.vue
@@ -130,8 +130,8 @@ const loadPermissionData = async () => {
       fetchApiEndpointPermissions(studyId.value),
     ]);
 
-    moduleMatrix.value = moduleRes;
-    apiMatrix.value = apiRes;
+    moduleMatrix.value = moduleRes.data;
+    apiMatrix.value = apiRes.data;
     dirty.value = false;
   } catch (error) {
     ElMessage.error("加载权限数据失败");
@@ -151,9 +151,9 @@ const loadMonitoringData = async () => {
       fetchPermissionAlerts(undefined, 20),
     ]);
 
-    metrics.value = metricsRes;
-    health.value = healthRes;
-    alerts.value = alertsRes;
+    metrics.value = metricsRes.data;
+    health.value = healthRes.data;
+    alerts.value = alertsRes.data;
   } catch (error) {
     ElMessage.error("加载监控数据失败");
     console.error(error);
@@ -177,11 +177,13 @@ const save = async () => {
   try {
     // 保存当前活跃标签的权限
     if (activeTab.value === "module" && moduleMatrix.value) {
-      await updateProjectRolePermissions(studyId.value, {
+      const res = await updateProjectRolePermissions(studyId.value, {
         roles: moduleMatrix.value.roles,
       });
+      moduleMatrix.value = res.data;
     } else if (activeTab.value === "api" && apiMatrix.value) {
-      await updateApiEndpointPermissions(studyId.value, apiMatrix.value);
+      const res = await updateApiEndpointPermissions(studyId.value, apiMatrix.value);
+      apiMatrix.value = res.data;
     }
 
     dirty.value = false;