diff --git a/WifiControlSensor/config_device.h b/WifiControlSensor/config_device.h
index cb09949..d8e8b52 100644
--- a/WifiControlSensor/config_device.h
+++ b/WifiControlSensor/config_device.h
@@ -37,7 +37,7 @@
 
 /* DEFAULT VALUE ALSO DEFINED IN CONFIG.H */
 //If this GPIO is LOW at boot, device will enter setup mode
-#define CONFIG_SETUP_GPIO 5
+#define CONFIG_SETUP_GPIO 3
 
 // Time to sleep between 2 webserver request (increase it reduce battery usage but increase latency)
 //#define CONFIG_WEB_DELAY_MS 100