Fix typo platform was spelled like plattform
diff --git a/include/SDL_system.h b/include/SDL_system.h
index 6fdadb0..cf5c320 100644
--- a/include/SDL_system.h
+++ b/include/SDL_system.h
@@ -548,7 +548,7 @@ extern DECLSPEC const wchar_t * SDLCALL SDL_WinRTGetFSPathUNICODE(SDL_WinRT_Path
extern DECLSPEC const char * SDLCALL SDL_WinRTGetFSPathUTF8(SDL_WinRT_Path pathType);
/**
- * Detects the device family of WinRT plattform at runtime.
+ * Detects the device family of WinRT platform at runtime.
*
* \returns a value from the SDL_WinRT_DeviceFamily enum.
*