diff --git a/hw/darwin/darwin.c b/hw/darwin/darwin.c
index 5500a5f29..52fd17046 100644
--- a/hw/darwin/darwin.c
+++ b/hw/darwin/darwin.c
@@ -96,8 +96,8 @@ int                     darwinSyncKeymap = FALSE;
 int                     darwinSwapAltMeta = FALSE;
 
 // modifier masks for faking mouse buttons
-int                     darwinFakeMouse2Mask = NX_COMMANDMASK;
-int                     darwinFakeMouse3Mask = NX_ALTERNATEMASK;
+int                     darwinFakeMouse2Mask = NX_ALTERNATEMASK;
+int                     darwinFakeMouse3Mask = NX_COMMANDMASK;
 
 // devices
 DeviceIntPtr            darwinPointer = NULL;