diff --git a/package/kernel/mac80211/files/lib/netifd/wireless/mac80211.sh b/package/kernel/mac80211/files/lib/netifd/wireless/mac80211.sh
index a04f1e3ca78..5c67ea06006 100644
--- a/package/kernel/mac80211/files/lib/netifd/wireless/mac80211.sh
+++ b/package/kernel/mac80211/files/lib/netifd/wireless/mac80211.sh
@@ -106,7 +106,9 @@ mac80211_hostapd_setup_base() {
 	json_get_vars noscan ht_coex
 	json_get_values ht_capab_list ht_capab tx_burst
 
-	[ -n "$noscan" -a "$noscan" -gt 0 ] && hostapd_noscan=1
+	set_default noscan 0
+
+	[ "$noscan" -gt 0 ] && hostapd_noscan=1
 	[ "$tx_burst" = 0 ] && tx_burst=
 
 	ieee80211n=1