diff --git a/README.md b/README.md
index 23ed65d..1eec806 100644
--- a/README.md
+++ b/README.md
@@ -24,6 +24,12 @@ int main()
}
```
+#### Best practice for using `ruapu.h` in multiple compilation units
+
+1. Create one `ruapu.c` for your project
+2. `ruapu.c` is **ONLY** `#define RUAPU_IMPLEMENTATION` and `#include "ruapu.h"`
+3. Other sources `#include "ruapu.h"` but **NO** `#define RUAPU_IMPLEMENTATION`
+
| OS | ✅ Windows
✅ Linux
✅ macOS
✅ Android
✅ iOS
✅ FreeBSD
✅ NetBSD
✅ OpenBSD |
| Compiler | ✅ GCC
✅ Clang
✅ MSVC
✅ MinGW |