diff --git a/package/network/config/wifi-scripts/files-ucode/lib/netifd/wireless/mac80211.sh b/package/network/config/wifi-scripts/files-ucode/lib/netifd/wireless/mac80211.sh
index e5d756d988..584a1423d3 100755
--- a/package/network/config/wifi-scripts/files-ucode/lib/netifd/wireless/mac80211.sh
+++ b/package/network/config/wifi-scripts/files-ucode/lib/netifd/wireless/mac80211.sh
@@ -233,6 +233,8 @@ function setup() {
 		case 'link':
 		case 'ap':
 			has_ap = true;
+			for (let _, sta in v.stas)
+				validate('station', sta.config);
 			// fallthrough
 		case 'sta':
 		case 'adhoc':
diff --git a/package/network/config/wifi-scripts/files-ucode/usr/share/schema/wireless.wifi-station.json b/package/network/config/wifi-scripts/files-ucode/usr/share/schema/wireless.wifi-station.json
index dbad47abf4..527c63c068 100644
--- a/package/network/config/wifi-scripts/files-ucode/usr/share/schema/wireless.wifi-station.json
+++ b/package/network/config/wifi-scripts/files-ucode/usr/share/schema/wireless.wifi-station.json
@@ -6,7 +6,8 @@
 	"properties": {
 		"mac": {
 			"description": "The stations MAC",
-			"type": "string"
+			"type": "string",
+			"default": "00:00:00:00:00:00"
 		},
 		"key": {
 			"description": "The passphrase that shall be used",