diff --git a/src/service/TaskService.ts b/src/service/TaskService.ts
index f24cbde..d1c422c 100644
--- a/src/service/TaskService.ts
+++ b/src/service/TaskService.ts
@@ -6,6 +6,10 @@ class TaskService extends _ServiceBase {
     async getTasks() {
         return await api.get<TaskListResponse>('/task');
     }
+
+    async completeTask(taskId: string) {
+        return await api.post<void>(`/task/${taskId}/complete`, {})
+    }
 }
 
 export default new TaskService();