diff --git a/sdkconfig.defaults b/sdkconfig.defaults
index 315e0dc..e41972b 100644
--- a/sdkconfig.defaults
+++ b/sdkconfig.defaults
@@ -9,6 +9,7 @@ CONFIG_ESP_TASK_WDT_EN=n
 
 CONFIG_ESPTOOLPY_FLASHSIZE_16MB=y
 CONFIG_ESPTOOLPY_FLASHSIZE="16MB"
+CONFIG_ESPTOOLPY_FLASHMODE_QIO=y # over twice as fast as DIO
 
 CONFIG_FREERTOS_HZ=1000