diff --git a/frameworks/common/src/random_mbedtls.cpp b/frameworks/common/src/random_mbedtls.cpp
index f7cf0f8f1bc43ea1d1d08f9f3413906822ab6da9..b619b8d8fa7ca03a919a6c18b7923c210f270212 100644
--- a/frameworks/common/src/random_mbedtls.cpp
+++ b/frameworks/common/src/random_mbedtls.cpp
@@ -34,7 +34,7 @@ extern "C" unsigned int GetRandomUint32()
 
 int RandomMbedtls::GenerateRandomArray(unsigned char *randStr, unsigned int len)
 {
-    if (randStr == NULL || len == 0) {
+    if (randStr == nullptr || len == nullptr) {
         return RET_FAILED;
     }
     int ret;
diff --git a/interfaces/kits/accesstoken/napi/include/napi_atmanager.h b/interfaces/kits/accesstoken/napi/include/napi_atmanager.h
index f6d444a7862469e8c1e4f752d2f747b16d17effc..adf43828e064034f8b3f498c876db4e10f80c032 100644
--- a/interfaces/kits/accesstoken/napi/include/napi_atmanager.h
+++ b/interfaces/kits/accesstoken/napi/include/napi_atmanager.h
@@ -26,13 +26,13 @@
 namespace OHOS {
 namespace Security {
 namespace AccessToken {
-#define ASYN_THREAD_EXEC_SUCC 0
-#define ASYN_THREAD_EXEC_FAIL -1
-#define ACCESSTOKEN_PERMISSION_GRANT_FAIL -1
-#define ACCESSTOKEN_PERMISSION_GRANT_SUCC 0
-#define ACCESSTOKEN_PERMISSION_REVOKE_FAIL -1
-#define ACCESSTOKEN_PERMISSION_REVOKE_SUCC 0
-#define VALUE_BUFFER_SIZE 128
+const int ASYN_THREAD_EXEC_SUCC = 0;
+const int ASYN_THREAD_EXEC_FAIL = -1;
+const int ACCESSTOKEN_PERMISSION_GRANT_FAIL = -1;
+const int ACCESSTOKEN_PERMISSION_GRANT_SUCC = 0;
+const int ACCESSTOKEN_PERMISSION_REVOKE_FAIL = -1;
+const int ACCESSTOKEN_PERMISSION_REVOKE_SUCC = 0;
+const int VALUE_BUFFER_SIZE = 128;
 
 static thread_local napi_ref atManagerRef_;
 const std::string ATMANAGER_CLASS_NAME = "atManager";