diff --git a/drivers/net/wireless/ath/Makefile b/drivers/net/wireless/ath/Makefile
index d121469..d716b74 100644
--- a/drivers/net/wireless/ath/Makefile
+++ b/drivers/net/wireless/ath/Makefile
@@ -11,3 +11,4 @@
 		key.o
 
 ath-$(CONFIG_ATH_DEBUG) += debug.o
+ccflags-y += -D__CHECK_ENDIAN__