diff --git a/platformio.ini b/platformio.ini
index 0263ce2..48607a4 100644
--- a/platformio.ini
+++ b/platformio.ini
@@ -8,6 +8,7 @@ monitor_speed = 115200
 
 # lolin32
 ;upload_speed = 921600
+;upload_port = /dev/cu.SLAB_USBtoUART
 
 # lolin32 lite
 upload_speed = 115200
@@ -19,6 +20,7 @@ lib_deps =
 	ArduinoNvs@~2.5
 	ESP Async WebServer@~1.2.3
 	ArduinoJson@~6.14.1
+  https://github.com/kikuchan/pngle.git
 
   # Semantic Versioning Rules
   # http://docs.platformio.org/page/userguide/lib/cmd_install.html#description