diff --git a/sys/dev/ath/ath_hal/ar5416/ar5416phy.h b/sys/dev/ath/ath_hal/ar5416/ar5416phy.h
index b68e2cab114c..627504c44cb9 100644
--- a/sys/dev/ath/ath_hal/ar5416/ar5416phy.h
+++ b/sys/dev/ath/ath_hal/ar5416/ar5416phy.h
@@ -64,6 +64,8 @@
 #define	AR_PHY_RADAR_EXT_ENA		0x00004000
 
 #define	AR_PHY_RADAR_1			0x9958
+#define	AR_PHY_RADAR_1_BIN_THRESH_SEL	0x07000000
+#define	AR_PHY_RADAR_1_BIN_THRESH_SEL_S	24
 #define	AR_PHY_RADAR_1_RELPWR_ENA	0x00800000
 #define	AR_PHY_RADAR_1_USE_FIR128	0x00400000
 #define	AR_PHY_RADAR_1_RELPWR_THRESH	0x003F0000