diff --git a/platformio.ini b/platformio.ini
index 1a48ccd02..0a212feed 100644
--- a/platformio.ini
+++ b/platformio.ini
@@ -17,7 +17,7 @@ default_envs = release
 custom_flags =
 
 ;general_flags = -DPIO_FRAMEWORK_ARDUINO_LWIP2_HIGHER_BANDWIDTH_LOW_FLASH -DVTABLES_IN_FLASH
-general_flags = -fno-exceptions -lstdc++ -DNO_GLOBAL_EEPROM -O2 -DBEARSSL_SSL_BASIC 
+general_flags = -fno-exceptions -lstdc++ -DNO_GLOBAL_EEPROM -DBEARSSL_SSL_BASIC 
 ;general_flags =
 
 [env]