diff --git a/libraries/ESP32/examples/Time/SimpleTime/SimpleTime.ino b/libraries/ESP32/examples/Time/SimpleTime/SimpleTime.ino
index f8b2e4391f6..3a8aa50c98d 100644
--- a/libraries/ESP32/examples/Time/SimpleTime/SimpleTime.ino
+++ b/libraries/ESP32/examples/Time/SimpleTime/SimpleTime.ino
@@ -33,6 +33,9 @@ void setup()
 {
   Serial.begin(115200);
 
+  // configure WiFi
+  WiFi.mode(WIFI_STA);
+
   // set notification call-back function
   sntp_set_time_sync_notification_cb( timeavailable );