diff --git a/arch/mips/Makefile b/arch/mips/Makefile
index 20d19c9..a9a987a 100644
--- a/arch/mips/Makefile
+++ b/arch/mips/Makefile
@@ -328,7 +328,7 @@
 # MIPS SIM
 #
 core-$(CONFIG_MIPS_SIM)		+= arch/mips/mipssim/
-cflags-$(CONFIG_MIPS_SIM)	+= -Iinclude/asm-mips/mach-sim
+cflags-$(CONFIG_MIPS_SIM)	+= -Iinclude/asm-mips/mach-mipssim
 load-$(CONFIG_MIPS_SIM)		+= 0x80100000
 
 #