diff --git a/src/add-ons/kernel/drivers/arch/x86/ps2mouse/Jamfile b/src/add-ons/kernel/drivers/arch/x86/ps2mouse/Jamfile
index 6f011e8727..28a9e5f082 100644
--- a/src/add-ons/kernel/drivers/arch/x86/ps2mouse/Jamfile
+++ b/src/add-ons/kernel/drivers/arch/x86/ps2mouse/Jamfile
@@ -5,7 +5,7 @@ UsePrivateHeaders input kernel ;
 KernelObjects
 	ps2mouse.c
 	:
-	-fno-pic -D_KERNEL_MODE -D_PS2MOUSE_
+	-fno-pic -D_KERNEL_MODE 
 	;
 
 KernelLd ps2mouse :