diff --git a/light_switch.yaml b/light_switch.yaml
index 244523b..796dbf8 100644
--- a/light_switch.yaml
+++ b/light_switch.yaml
@@ -8,6 +8,7 @@ wifi:
   ssid: !secret wifi_ssid
   password: !secret wifi_password
   fast_connect: true
+  min_auth_mode: WPA2
   ap:
     ssid: nbs_light_rescue
     password: !secret rescue_ap_password