diff --git a/platformio.ini b/platformio.ini
index 673ec813..05ce62b3 100644
--- a/platformio.ini
+++ b/platformio.ini
@@ -47,10 +47,10 @@ monitor_speed = 115200
 monitor_flags = --echo
 monitor_filters = send_on_enter, colorize, esp32_exception_decoder
 ; set frequency to 240MHz
-board_build.f_cpu = 240000000L
+;board_build.f_cpu = 240000000L
 ; set frequency to 80MHz
-board_build.f_flash = 80000000L
-board_build.flash_mode = qio
+;board_build.f_flash = 80000000L
+;board_build.flash_mode = qio
 ; None
 build_flags =   -DCORE_DEBUG_LEVEL=0
                 -DBOARD_HAS_PSRAM