diff --git a/components/esptool_py/Kconfig.projbuild b/components/esptool_py/Kconfig.projbuild
index 2e66772ade..fc4fac55f9 100644
--- a/components/esptool_py/Kconfig.projbuild
+++ b/components/esptool_py/Kconfig.projbuild
@@ -120,7 +120,7 @@ menu "Serial flasher config"
 
     choice ESPTOOLPY_FLASHFREQ
         prompt "Flash SPI speed"
-        default ESPTOOLPY_FLASHFREQ_40M if IDF_TARGET_ESP32 || IDF_TARGET_ESP32H2
+        default ESPTOOLPY_FLASHFREQ_40M if IDF_TARGET_ESP32 || IDF_TARGET_ESP32H2 || IDF_TARGET_ESP8684
         default ESPTOOLPY_FLASHFREQ_80M
         help
             The SPI flash frequency to be used.
diff --git a/components/esptool_py/esptool b/components/esptool_py/esptool
index 3203a6ec49..2b3221f9f2 160000
--- a/components/esptool_py/esptool
+++ b/components/esptool_py/esptool
@@ -1 +1 @@
-Subproject commit 3203a6ec493daed22cad5ae48d39c83f77a4dd59
+Subproject commit 2b3221f9f24bacd982e025dc67f25dea956366bf