diff --git a/arch/mips/cavium-octeon/Makefile b/arch/mips/cavium-octeon/Makefile
index 1c2a7faf588102a4675351ea29709d60640324dd..d6903c3f3d513c0cd0990138aaada2445d27562b 100644
--- a/arch/mips/cavium-octeon/Makefile
+++ b/arch/mips/cavium-octeon/Makefile
@@ -14,3 +14,5 @@ obj-y += dma-octeon.o flash_setup.o
 obj-y += octeon-memcpy.o
 
 obj-$(CONFIG_SMP)                     += smp.o
+
+EXTRA_CFLAGS += -Werror