diff --git a/platformio.ini b/platformio.ini
index c98bd21..0fe4017 100644
--- a/platformio.ini
+++ b/platformio.ini
@@ -14,14 +14,12 @@ default_envs = nodemcuv2
 [env]
 platform = espressif8266
 board = nodemcuv2
-build_flags = -DUSING_TIM_DIV16=1
 framework = arduino
 lib_deps = 
 	adafruit/Adafruit BusIO@^1.15.0
 	adafruit/Adafruit NeoMatrix@^1.3.0
 	adafruit/Adafruit NeoPixel@^1.11.0
 	densaugeo/base64@^1.4.0
-	khoih-prog/ESP8266TimerInterrupt@^1.6.0
 	tzapu/WiFiManager@^0.16.0
 
 [env:nodemcuv2]