diff --git a/sdkconfig.defaults b/sdkconfig.defaults
index 2468df0..9737c15 100644
--- a/sdkconfig.defaults
+++ b/sdkconfig.defaults
@@ -1,6 +1,14 @@
 CONFIG_IDF_TARGET="esp32s2"
 CONFIG_IDF_TARGET_ESP32S2=y
 
+#
+# ESP System Settings
+#
+CONFIG_ESP_DEFAULT_CPU_FREQ_MHZ_80=n
+CONFIG_ESP_DEFAULT_CPU_FREQ_MHZ_160=n
+CONFIG_ESP_DEFAULT_CPU_FREQ_MHZ_240=y
+CONFIG_ESP_DEFAULT_CPU_FREQ_MHZ=240
+
 #
 # Serial flasher config
 #