diff --git a/package/mac80211/patches/550-ath9k_no_vif_promisc_handling.patch b/package/mac80211/patches/550-ath9k_no_vif_promisc_handling.patch
new file mode 100644
index 00000000000..c3a96632661
--- /dev/null
+++ b/package/mac80211/patches/550-ath9k_no_vif_promisc_handling.patch
@@ -0,0 +1,13 @@
+--- a/drivers/net/wireless/ath/ath9k/recv.c
++++ b/drivers/net/wireless/ath/ath9k/recv.c
+@@ -413,9 +413,7 @@ u32 ath_calcrxfilter(struct ath_softc *s
+ 	 * mode interface or when in monitor mode. AP mode does not need this
+ 	 * since it receives all in-BSS frames anyway.
+ 	 */
+-	if (((sc->sc_ah->opmode != NL80211_IFTYPE_AP) &&
+-	     (sc->rx.rxfilter & FIF_PROMISC_IN_BSS)) ||
+-	    (sc->sc_ah->is_monitoring))
++	if (sc->sc_ah->is_monitoring)
+ 		rfilt |= ATH9K_RX_FILTER_PROM;
+ 
+ 	if (sc->rx.rxfilter & FIF_CONTROL)