diff --git a/include/IrrCompileConfig.h b/include/IrrCompileConfig.h
index c2c5d12..7c44f0c 100644
--- a/include/IrrCompileConfig.h
+++ b/include/IrrCompileConfig.h
@@ -233,7 +233,9 @@ you will not be able to use anything provided by the GUI Environment, including
 disable this feature, the engine behave as before (ansi). This is currently only supported
 for Windows based systems. You also have to set #define UNICODE for this to compile.
 */
-//#define _IRR_WCHAR_FILESYSTEM
+#if defined(_IRR_WINDOWS_) && (defined(_UNICODE) || defined(UNICODE))
+#define _IRR_WCHAR_FILESYSTEM
+#endif
 #ifdef NO_IRR_WCHAR_FILESYSTEM
 #undef _IRR_WCHAR_FILESYSTEM
 #endif
diff --git a/include/Keycodes.h b/include/Keycodes.h
index e56eca1..57ab312 100644
--- a/include/Keycodes.h
+++ b/include/Keycodes.h
@@ -89,7 +89,7 @@ namespace irr
 		KEY_KEY_X            = 0x58,  // X key
 		KEY_KEY_Y            = 0x59,  // Y key
 		KEY_KEY_Z            = 0x5A,  // Z key
-		KEY_LWIN             = 0x5B,  // Left Windows key (Microsoft® Natural® keyboard)
+		KEY_LWIN             = 0x5B,  // Left Windows key (Microsoft® Natural® keyboard)
 		KEY_RWIN             = 0x5C,  // Right Windows key (Natural keyboard)
 		KEY_APPS             = 0x5D,  // Applications key (Natural keyboard)
 		KEY_SLEEP            = 0x5F,  // Computer Sleep key