diff --git a/src/Nazara/Core/Win32/HardwareInfoImpl.hpp b/src/Nazara/Core/Win32/HardwareInfoImpl.hpp
index ebd0f6684..a02990d74 100644
--- a/src/Nazara/Core/Win32/HardwareInfoImpl.hpp
+++ b/src/Nazara/Core/Win32/HardwareInfoImpl.hpp
@@ -12,7 +12,7 @@
 class NzHardwareInfoImpl
 {
 	public:
-		static void Cpuid(unsigned int code, nzUInt32 result[4]);
+		static void Cpuid(nzUInt32 code, nzUInt32 result[4]);
 		static unsigned int GetProcessorCount();
 		static bool IsCpuidSupported();
 };