diff --git a/inc/hgl/platform/os/CharType.h b/inc/hgl/platform/os/CharType.h
index d35345b..bf4bdae 100644
--- a/inc/hgl/platform/os/CharType.h
+++ b/inc/hgl/platform/os/CharType.h
@@ -10,6 +10,7 @@ using os_char           =char;
 #define OS_TEXT(str)    u8##str
 #define U8_TEXT(str)    u8##str
 #define U16_TEXT(str)   u##str
+#define U32_TEXT(str)   U##str
 
 #define os_main         main
 #define os_out          std::cout
diff --git a/inc/hgl/platform/os/MSWindows.h b/inc/hgl/platform/os/MSWindows.h
index a68bce8..5155a4e 100644
--- a/inc/hgl/platform/os/MSWindows.h
+++ b/inc/hgl/platform/os/MSWindows.h
@@ -17,6 +17,7 @@ using os_char           =wchar_t;
 #define OS_TEXT(str)    L##str
 #define U8_TEXT(str)    u8##str
 #define U16_TEXT(str)   L##str
+#define U32_TEXT(str)   U##str
 
 #define os_main         wmain
 #define os_out          std::wcout