diff --git a/platformio.ini b/platformio.ini
index 658c082..cd07950 100644
--- a/platformio.ini
+++ b/platformio.ini
@@ -48,9 +48,8 @@ lib_deps = ${env.lib_deps}
 build_flags = 
 	-D BOARD_M5ATOM
 	${env.build_flags}
-upload_port = COM13
+upload_port = /dev/esp32
 upload_protocol = esptool
-monitor_speed = 115200
 
 [env:m5stack-atom-canunit]
 board = m5stack-atom
@@ -58,9 +57,8 @@ lib_deps = ${env.lib_deps}
 build_flags = 
 	-D BOARD_M5ATOM_CANUNIT
 	${env.build_flags}
-upload_port = COM13
+upload_port = /dev/esp32
 upload_protocol = esptool
-monitor_speed = 115200
 
 [env:m5stickc-atom-canunit]
 board = m5stick-c