diff --git a/platformio.ini b/platformio.ini
index 8b30dff..53c2958 100644
--- a/platformio.ini
+++ b/platformio.ini
@@ -5,6 +5,7 @@ monitor_speed = 115200
 board = esp32dev
 board_build.f_cpu = 80000000L
 board_build.partitions = min_spiffs.csv
+upload_protocol = esptool
 lib_deps=
   hideakitai/DebugLog @ 0.6.6
   contrem/arduino-timer @ 2.3.1