diff --git a/create_ap b/create_ap
index 3bb1436..24e026c 100755
--- a/create_ap
+++ b/create_ap
@@ -364,7 +364,7 @@ fi
 
 WIFI_IFACE=$1
 
-if ! iw ${WIFI_IFACE} info > /dev/null 2>&1; then
+if ! iw dev ${WIFI_IFACE} info > /dev/null 2>&1; then
     echo "ERROR: ${WIFI_IFACE} is not a WiFi interface" >&2
     exit 1
 fi
@@ -442,7 +442,7 @@ echo "Config dir: $CONFDIR"
 
 if [[ $NO_VIRT -eq 0 ]]; then
     VWIFI_IFACE=${WIFI_IFACE}ap
-    WIFI_IFACE_CHANNEL=$(iw ${WIFI_IFACE} info | grep channel | awk '{print $2}')
+    WIFI_IFACE_CHANNEL=$(iw dev ${WIFI_IFACE} info | grep channel | awk '{print $2}')
 
     if [[ -n $WIFI_IFACE_CHANNEL && $WIFI_IFACE_CHANNEL -ne $CHANNEL ]]; then
         echo "hostapd will fail to use channel $CHANNEL because $WIFI_IFACE is already set to channel $WIFI_IFACE_CHANNEL, fallback to channel $WIFI_IFACE_CHANNEL."