diff --git a/src/apps/drivesetup/Support.h b/src/apps/drivesetup/Support.h
index 10b8e78644..7a633e1c0e 100644
--- a/src/apps/drivesetup/Support.h
+++ b/src/apps/drivesetup/Support.h
@@ -42,7 +42,7 @@ public:
 									off_t size, uint32 minGranularity);
 	virtual						~SizeSlider();
 
-	virtual	void				SetValue(int32);
+	virtual	void				SetValue(int32 value);
 	virtual const char*			UpdateText() const;
 
 			off_t				Size() const;