diff --git a/src/config.h b/src/config.h
index f1afcef..ebff873 100644
--- a/src/config.h
+++ b/src/config.h
@@ -17,9 +17,9 @@ std::wstring GetIniString(const std::wstring& section,
   std::vector<TCHAR> buffer(100);
   DWORD bytesread = 0;
   do {
-    bytesread = ::GetPrivateProfileStringW(section.c_str(), key.c_str(),
-                                           default_value.c_str(), buffer.data(),
-                                           buffer.size(), kIniPath.c_str());
+    bytesread = ::GetPrivateProfileStringW(
+        section.c_str(), key.c_str(), default_value.c_str(), buffer.data(),
+        (DWORD)buffer.size(), kIniPath.c_str());
     // 如果字符串过长，则倍增缓冲区大小
     if (bytesread >= buffer.size() - 1) {
       buffer.resize(buffer.size() * 2);
diff --git a/src/fastsearch.h b/src/fastsearch.h
index 0395060..7e973cb 100644
--- a/src/fastsearch.h
+++ b/src/fastsearch.h
@@ -40,7 +40,7 @@ static const uint8_t* SundaySearch(const uint8_t* s,
       }
     }
 
-    i += skip[s[i + m]];
+    i += (int)skip[s[i + m]];
   }
 
   return NULL;
diff --git a/src/green.h b/src/green.h
index ca0667d..9adedbb 100644
--- a/src/green.h
+++ b/src/green.h
@@ -118,11 +118,15 @@ NET_API_STATUS WINAPI MyNetUserGetInfo(LPCWSTR servername,
   return ret;
 }
 
+#ifndef PROCESS_CREATION_MITIGATION_POLICY_BLOCK_NON_MICROSOFT_BINARIES_ALWAYS_ON
 #define PROCESS_CREATION_MITIGATION_POLICY_BLOCK_NON_MICROSOFT_BINARIES_ALWAYS_ON \
   (0x00000001ui64 << 44)
+#endif
 
+#ifndef PROCESS_CREATION_MITIGATION_POLICY_WIN32K_SYSTEM_CALL_DISABLE_ALWAYS_ON
 #define PROCESS_CREATION_MITIGATION_POLICY_WIN32K_SYSTEM_CALL_DISABLE_ALWAYS_ON \
   (0x00000001ui64 << 28)
+#endif
 
 typedef BOOL(WINAPI* pUpdateProcThreadAttribute)(
     LPPROC_THREAD_ATTRIBUTE_LIST lpAttributeList,