diff --git a/tasmota/my_user_config.h b/tasmota/my_user_config.h
index 63bcf615d..f6ec92670 100644
--- a/tasmota/my_user_config.h
+++ b/tasmota/my_user_config.h
@@ -70,6 +70,7 @@
 #define WIFI_CONFIG_TOOL       WIFI_RETRY        // [WifiConfig] Default tool if wifi fails to connect (default option: 4 - WIFI_RETRY)
                                                  // (WIFI_RESTART, WIFI_MANAGER, WIFI_RETRY, WIFI_WAIT, WIFI_SERIAL, WIFI_MANAGER_RESET_ONLY)
                                                  // The configuration can be changed after first setup using WifiConfig 0, 2, 4, 5, 6 and 7.
+#define WIFI_ARP_INTERVAL      0                 // [SetOption41] Send gratuitous ARP interval
 #define WIFI_SCAN_AT_RESTART   false             // [SetOption56] Scan wifi network at restart for configured AP's
 #define WIFI_SCAN_REGULARLY    false             // [SetOption57] Scan wifi network every 44 minutes for configured AP's
 
diff --git a/tasmota/settings.ino b/tasmota/settings.ino
index 8d27b4db9..9426c9b04 100644
--- a/tasmota/settings.ino
+++ b/tasmota/settings.ino
@@ -731,6 +731,7 @@ void SettingsDefaultSet2(void)
   Settings.flag3.use_wifi_scan = WIFI_SCAN_AT_RESTART;
   Settings.flag3.use_wifi_rescan = WIFI_SCAN_REGULARLY;
   Settings.wifi_output_power = 170;
+  Settings.param[P_ARP_GRATUITOUS] = WIFI_ARP_INTERVAL;
   ParseIp(&Settings.ip_address[0], WIFI_IP_ADDRESS);
   ParseIp(&Settings.ip_address[1], WIFI_GATEWAY);
   ParseIp(&Settings.ip_address[2], WIFI_SUBNETMASK);