diff --git a/package/mac80211/patches/405-world_regd_fixup.patch b/package/mac80211/patches/405-world_regd_fixup.patch
index df47225cff22898a87994402d935ff6588420b4d..48ca03f35a71c24ff998dd424cfd506f1f71ccbe 100644
--- a/package/mac80211/patches/405-world_regd_fixup.patch
+++ b/package/mac80211/patches/405-world_regd_fixup.patch
@@ -10,3 +10,75 @@
  				NL80211_RRF_PASSIVE_SCAN | NL80211_RRF_NO_IBSS)
  #define ATH9K_5GHZ_5470_5850	REG_RULE(5470-10, 5850+10, 40, 0, 30,\
  				NL80211_RRF_PASSIVE_SCAN | NL80211_RRF_NO_IBSS)
+@@ -55,57 +56,56 @@
+ #define ATH9K_5GHZ_NO_MIDBAND	ATH9K_5GHZ_5150_5350, \
+ 				ATH9K_5GHZ_5725_5850
+ 
++#define REGD_RULES(...) \
++	.reg_rules = { __VA_ARGS__ }, \
++	.n_reg_rules = ARRAY_SIZE(((struct ieee80211_reg_rule[]) { __VA_ARGS__ }))
++
+ /* Can be used for:
+  * 0x60, 0x61, 0x62 */
+ static const struct ieee80211_regdomain ath_world_regdom_60_61_62 = {
+-	.n_reg_rules = 5,
+ 	.alpha2 =  "99",
+-	.reg_rules = {
++	REGD_RULES(
+ 		ATH9K_2GHZ_ALL,
+ 		ATH9K_5GHZ_ALL,
+-	}
++	)
+ };
+ 
+ /* Can be used by 0x63 and 0x65 */
+ static const struct ieee80211_regdomain ath_world_regdom_63_65 = {
+-	.n_reg_rules = 4,
+ 	.alpha2 =  "99",
+-	.reg_rules = {
++	REGD_RULES(
+ 		ATH9K_2GHZ_CH01_11,
+ 		ATH9K_2GHZ_CH12_13,
+ 		ATH9K_5GHZ_NO_MIDBAND,
+-	}
++	)
+ };
+ 
+ /* Can be used by 0x64 only */
+ static const struct ieee80211_regdomain ath_world_regdom_64 = {
+-	.n_reg_rules = 3,
+ 	.alpha2 =  "99",
+-	.reg_rules = {
++	REGD_RULES(
+ 		ATH9K_2GHZ_CH01_11,
+ 		ATH9K_5GHZ_NO_MIDBAND,
+-	}
++	)
+ };
+ 
+ /* Can be used by 0x66 and 0x69 */
+ static const struct ieee80211_regdomain ath_world_regdom_66_69 = {
+-	.n_reg_rules = 3,
+ 	.alpha2 =  "99",
+-	.reg_rules = {
++	REGD_RULES(
+ 		ATH9K_2GHZ_CH01_11,
+ 		ATH9K_5GHZ_ALL,
+-	}
++	)
+ };
+ 
+ /* Can be used by 0x67, 0x6A and 0x68 */
+ static const struct ieee80211_regdomain ath_world_regdom_67_68_6A = {
+-	.n_reg_rules = 4,
+ 	.alpha2 =  "99",
+-	.reg_rules = {
++	REGD_RULES(
+ 		ATH9K_2GHZ_CH01_11,
+ 		ATH9K_2GHZ_CH12_13,
+ 		ATH9K_5GHZ_ALL,
+-	}
++	)
+ };
+ 
+ static inline bool is_wwr_sku(u16 regd)