diff --git a/README.md b/README.md
index 1b18326..f63fb42 100644
--- a/README.md
+++ b/README.md
@@ -110,6 +110,8 @@ int main()
 The convenient way is to add this repository as a git-submodule or to install
 it in your system by CMake.
 
+Note for MSVC: We recommend to set `/Zc:__cplusplus` to detect C++ version correctly.
+
 ## Decoding a toml file
 
 To parse a toml file, the only thing you have to do is