diff --git a/include/Makefile.in b/include/Makefile.in
index 53ffaa2da5686553bd9fabab12edcedbae288bff..3e94a2b3d2a2fb7e335a028c97fe9839f87f882b 100644
--- a/include/Makefile.in
+++ b/include/Makefile.in
@@ -134,7 +134,8 @@ INSTALLED_INCLUDES = \
 	winver.h \
 	wnaspi32.h \
 	wownt32.h \
-	wtypes.h
+	wtypes.h \
+	zmouse.h
 
 EXTRASUBDIRS = bitmaps wine
 
diff --git a/include/mouse.h b/include/mouse.h
index 302c4eee81c1c1ccba9960f3de6116f15403fd69..7e5b9bad2dfc5dc246a2288907891af399daeac6 100644
--- a/include/mouse.h
+++ b/include/mouse.h
@@ -19,38 +19,7 @@ typedef struct _WINE_MOUSEEVENT
     DWORD keyState;
     DWORD time;
     HWND hWnd;
-
 } WINE_MOUSEEVENT;
 
-/***********************************
- * 	MouseWheel support (defines)
- */
-
-#define MSH_MOUSEWHEEL "MSWHEEL_ROLLMSG"
-
-#define WHEEL_DELTA      120
-
-#define MOUSEZ_CLASSNAME  "MouseZ"          
-#define MOUSEZ_TITLE      "Magellan MSWHEEL"
-
-#define MSH_WHEELMODULE_CLASS (MOUSEZ_CLASSNAME)
-#define MSH_WHEELMODULE_TITLE (MOUSEZ_TITLE)
-
-#define MSH_WHEELSUPPORT "MSH_WHEELSUPPORT_MSG"
-
-#define MSH_SCROLL_LINES "MSH_SCROLL_LINES_MSG"
-
-#ifndef  WHEEL_PAGESCROLL  
-#define WHEEL_PAGESCROLL  (UINT_MAX)
-#endif 
-
-#ifndef SPI_SETWHEELSCROLLLINES
-#define SPI_SETWHEELSCROLLLINES   105
-#endif
-
-
-/* 	MouseWheel support
-***********************************/
-
 #endif /* __WINE_MOUSE_H */
 
diff --git a/include/zmouse.h b/include/zmouse.h
new file mode 100644
index 0000000000000000000000000000000000000000..0e7288b60acff2cce3ba336178bd491fc76cff1a
--- /dev/null
+++ b/include/zmouse.h
@@ -0,0 +1,32 @@
+/*
+ * Scroll wheel mouse definitions
+ *
+ * Copyright (C) 2000 CodeWeavers
+ */
+
+#ifndef __WINE_ZMOUSE_H
+#define __WINE_ZMOUSE_H
+
+#define MSH_MOUSEWHEEL "MSWHEEL_ROLLMSG"
+
+#define MOUSEZ_CLASSNAME  "MouseZ"
+#define MOUSEZ_TITLE      "Magellan MSWHEEL"
+
+#define MSH_WHEELMODULE_CLASS (MOUSEZ_CLASSNAME)
+#define MSH_WHEELMODULE_TITLE (MOUSEZ_TITLE)
+
+#define MSH_WHEELSUPPORT "MSH_WHEELSUPPORT_MSG"
+
+#define MSH_SCROLL_LINES "MSH_SCROLL_LINES_MSG"
+
+#define WHEEL_DELTA      120
+
+#ifndef WHEEL_PAGESCROLL
+#define WHEEL_PAGESCROLL  (UINT_MAX)
+#endif
+
+#ifndef SPI_SETWHEELSCROLLLINES
+#define SPI_SETWHEELSCROLLLINES   105
+#endif
+
+#endif  /* __WINE_ZMOUSE_H */