diff --git a/src/auth/auth.service.spec.ts b/src/auth/auth.service.spec.ts
index 029648c..994a348 100644
--- a/src/auth/auth.service.spec.ts
+++ b/src/auth/auth.service.spec.ts
@@ -49,6 +49,11 @@ describe("AuthService", () => {
       expect(user.statusCode).toEqual(HttpStatus.CREATED);
       expect(user.message).toEqual("創建成功");
     });
+    afterEach(async () => {
+      if (userRepository && userRepository.clear) {
+        await userRepository.clear();
+      }
+    });
     it("應該會發生 email、account 已被註冊衝突", async () => {
       const createUserDto1: CreateUserDto = {
         email: "jhon@gmail.com",
@@ -68,6 +73,11 @@ describe("AuthService", () => {
         });
       }
     });
+    afterEach(async () => {
+      if (userRepository && userRepository.clear) {
+        await userRepository.clear();
+      }
+    });
     it("應該會發生 email 已被註冊衝突", async () => {
       const test_data1: CreateUserDto = {
         email: "jhon@gmail.com",
@@ -95,6 +105,11 @@ describe("AuthService", () => {
         });
       }
     });
+    afterEach(async () => {
+      if (userRepository && userRepository.clear) {
+        await userRepository.clear();
+      }
+    });
     it("應該會發生 account 已被註冊衝突", async () => {
       const test_data1: CreateUserDto = {
         email: "jhon@gmail.com",