diff --git a/bin/qrwifi b/bin/qrwifi
index 2556529..8b2565b 100755
--- a/bin/qrwifi
+++ b/bin/qrwifi
@@ -1,5 +1,18 @@
 #!/bin/sh
-ssid="${1:-}"
+DMENU="$(which dmenu 2>/dev/null)"
+if [ -z "$DMENU" ]; then
+	DMENU="$(which rofi) -dmenu"
+fi
+
+if [ "${1:-}" = -i ] || [ "${1:-}" = --interactive ]; then
+	ssid="$(sudo cat /etc/wpa_supplicant/wpa_supplicant.conf | sed -n '/^[\t ]*ssid="[^"][^"]*"$/{:findpsk;N;/}/d;/\n[\t ]*psk=/!b findpsk;s/^\(\n\|.\)*[\t ]*ssid="\([^"]*\)"\(\n\|.\)*$/\2/p; }' | $DMENU)"
+	if [ -z "$ssid" ]; then
+		exit 1
+	fi
+else
+	ssid="${1:-}"
+fi
+
 if [ -z "$ssid" ]; then
 	ssid="$(wpa_cli status | rg -o --replace='$1' '^ssid=(.*)$')"
 fi