diff --git a/services/local_code_sign/src/local_sign_key.cpp b/services/local_code_sign/src/local_sign_key.cpp
index 24412ec72e306ad4619b720fb23ccc2a2835b21f..bc17c5a27e56161646bc37249df8bacabbc4a4b1 100644
--- a/services/local_code_sign/src/local_sign_key.cpp
+++ b/services/local_code_sign/src/local_sign_key.cpp
@@ -297,7 +297,7 @@ bool LocalSignKey::SignByHUKS(const struct HksBlob *inData, struct HksBlob *outD
     if (ret != HKS_SUCCESS) {
         LOG_ERROR("HksUpdate Failed.");
         free(tmpOutData.data);
-        return CS_ERR_PARAM_INVALID;
+        return false;
     }
 
     // third stage: finish, get signature from HUKS
diff --git a/test/unittest/BUILD.gn b/test/unittest/BUILD.gn
index 4c9e6ba0fd40bda2368a96d99d9515973d5fb015..abdcf5117bae25fb60e83cc8c477e2a889398a37 100644
--- a/test/unittest/BUILD.gn
+++ b/test/unittest/BUILD.gn
@@ -64,6 +64,10 @@ ohos_unittest("code_sign_utils_unittest") {
     "${code_signature_root_dir}/interfaces/innerkits/code_sign_utils:libcode_sign_utils",
   ]
 
+  if (!is_asan && !use_clang_coverage) {
+    defines = [ "NO_USE_CLANG_COVERAGE" ]
+  }
+
   include_dirs = [
     "utils/include",
     "${code_signature_root_dir}/interfaces/innerkits/code_sign_utils/include",
diff --git a/test/unittest/code_sign_utils_test.cpp b/test/unittest/code_sign_utils_test.cpp
index 787107956c7890b1b955570785e63031e5e7747a..a5bed3bef54c2cba04ebd1b06286f2819a6b0b4b 100644
--- a/test/unittest/code_sign_utils_test.cpp
+++ b/test/unittest/code_sign_utils_test.cpp
@@ -812,7 +812,11 @@ HWTEST_F(CodeSignUtilsTest, CodeSignUtilsTest_0034, TestSize.Level0)
     std::string bundleName = "";
     const ByteBuffer profileBuffer;
     int32_t ret = CodeSignUtils::EnableKeyInProfile(bundleName, profileBuffer);
-    EXPECT_EQ(ret, 0);
+#ifdef NO_USE_CLANG_COVERAGE
+    EXPECT_EQ(ret, CS_ERR_PROFILE);
+#else
+    EXPECT_EQ(ret, CS_SUCCESS);
+#endif
 }
 
 /**
@@ -825,7 +829,11 @@ HWTEST_F(CodeSignUtilsTest, CodeSignUtilsTest_0035, TestSize.Level0)
 {
     std::string bundleName = "";
     int32_t ret = CodeSignUtils::RemoveKeyInProfile(bundleName);
-    EXPECT_EQ(ret, 0);
+#ifdef NO_USE_CLANG_COVERAGE
+    EXPECT_EQ(ret, CS_ERR_PROFILE);
+#else
+    EXPECT_EQ(ret, CS_SUCCESS);
+#endif
 }
 
 /**
diff --git a/test/unittest/key_enable_utils_test.cpp b/test/unittest/key_enable_utils_test.cpp
index 73e81c8ad490bc95ef061ae87fb1c4cf49f5b723..e10f7442a647e65235789ba3484889e905d06cfd 100644
--- a/test/unittest/key_enable_utils_test.cpp
+++ b/test/unittest/key_enable_utils_test.cpp
@@ -55,19 +55,20 @@ HWTEST_F(KeyEnableUtilsTest, KeyEnableUtilsTest_0001, TestSize.Level0)
  */
 HWTEST_F(KeyEnableUtilsTest, KeyEnableUtilsTest_0002, TestSize.Level0)
 {
-    char *buf = nullptr;
+    std::string str = "efuse_status=0";
+    char *buf = const_cast<char*>(str.c_str());
     ssize_t bunLen = 0;
     int32_t ret = CheckEfuseStatus(buf, bunLen);
     EXPECT_EQ(ret, false);
 }
 
 /**
- * @tc.name: KeyEnableUtilsTest_0002
+ * @tc.name: KeyEnableUtilsTest_0003
  * @tc.desc: check efuse status
  * @tc.type: Func
  * @tc.require: issueI8FCGF
  */
-HWTEST_F(KeyEnableUtilsTest, KeyEnableUtilsTest_0002, TestSize.Level0)
+HWTEST_F(KeyEnableUtilsTest, KeyEnableUtilsTest_0003, TestSize.Level0)
 {
     std::string str = "efuse_status=1";
     char *buf = const_cast<char*>(str.c_str());
diff --git a/test/unittest/local_code_sign_utils_mock_test.cpp b/test/unittest/local_code_sign_utils_mock_test.cpp
index 6b2261d3b2755517ed2c8343ba6a5faa4910ca20..0e814352507ed858180873841ba9cc2c3193cba3 100644
--- a/test/unittest/local_code_sign_utils_mock_test.cpp
+++ b/test/unittest/local_code_sign_utils_mock_test.cpp
@@ -170,7 +170,7 @@ HWTEST_F(LocalCodeSignUtilsMockTest, LocalCodeSignUtilsMockTest_0006, TestSize.L
     const HksCertChain *certChain = LocalSignKey::GetInstance().GetCertChain();
     std::unique_ptr<ByteBuffer> buffer = GetRandomChallenge();
     bool bRet = OHOS::Security::CodeSign::FormattedCertChain(certChain, *buffer);
-    EXPECT_EQ(bRet, false);
+    EXPECT_EQ(bRet, true);
 }
 
 /**
@@ -208,7 +208,7 @@ HWTEST_F(LocalCodeSignUtilsMockTest, LocalCodeSignUtilsMockTest_0008, TestSize.L
  */
 HWTEST_F(LocalCodeSignUtilsMockTest, LocalCodeSignUtilsMockTest_0009, TestSize.Level0)
 {
-    EXPECT_EQ(IsDeveloperModeOn(), false);
+    EXPECT_EQ(IsDeveloperModeOn(), true);
 }
 
 /**
@@ -219,7 +219,7 @@ HWTEST_F(LocalCodeSignUtilsMockTest, LocalCodeSignUtilsMockTest_0009, TestSize.L
  */
 HWTEST_F(LocalCodeSignUtilsMockTest, LocalCodeSignUtilsMockTest_0010, TestSize.Level0)
 {
-    EXPECT_EQ(CodeSignGetUdid(nullptr), false);
+    EXPECT_EQ(CodeSignGetUdid(nullptr), -1);
 }
 } // namespace CodeSign
 } // namespace Security