diff --git a/backend/dllversion.c b/backend/dllversion.c
index 05008631..cb2b0699 100644
--- a/backend/dllversion.c
+++ b/backend/dllversion.c
@@ -1,5 +1,5 @@
 /* Sed: http://msdn.microsoft.com/library/en-us/shellcc/platform/shell/programmersguide/versions.asp */
-#if defined (_WIN32) && (defined(_USRDLL) || defined(DLL_EXPORT) || defined(PIC))
+#if defined (WIN32) && (defined(_USRDLL) || defined(DLL_EXPORT) || defined(PIC))
 #include <windows.h>
 #include <shlwapi.h>
 
@@ -20,12 +20,12 @@ HRESULT DllGetVersion (DLLVERSIONINFO2* pdvi)
 		return (E_INVALIDARG);
 		
 	pdvi->info1.dwMajorVersion = 2;
-	pdvi->info1.dwMinorVersion = 2;
+	pdvi->info1.dwMinorVersion = 4;
 	pdvi->info1.dwBuildNumber = 1;
 	pdvi->info1.dwPlatformID = DLLVER_PLATFORM_WINDOWS;
 	if (sizeof(DLLVERSIONINFO2) == pdvi->info1.cbSize)
-		pdvi->ullVersion = MAKEDLLVERULL(2, 2, 1, 0);
+		pdvi->ullVersion = MAKEDLLVERULL(2, 4, 1, 0);
 	
 	return S_OK;
 }
-#endif /* _WIN32 */
+#endif /* WIN32 */