diff --git a/Utils/EEPROM_store_valid/platformio.ini b/Utils/EEPROM_store_valid/platformio.ini
index 10e5f78..006d730 100755
--- a/Utils/EEPROM_store_valid/platformio.ini
+++ b/Utils/EEPROM_store_valid/platformio.ini
@@ -12,6 +12,7 @@
 platform = espressif32
 board = esp32doit-devkit-v1
 framework = arduino
+upload_port = COM3
 monitor_port = COM3
 monitor_speed = 115200
 lib_deps = robtillaart/I2C_EEPROM