diff --git a/src/platform/esp32/MeshtasticOTA.cpp b/src/platform/esp32/MeshtasticOTA.cpp
index 71645ec0f..4ca074723 100644
--- a/src/platform/esp32/MeshtasticOTA.cpp
+++ b/src/platform/esp32/MeshtasticOTA.cpp
@@ -1,6 +1,6 @@
 #include "MeshtasticOTA.h"
 #include "configuration.h"
-#ifdef ARCH_ESP32
+#ifdef ESP_PLATFORM
 #include <Preferences.h>
 #include <esp_ota_ops.h>
 #endif
diff --git a/src/platform/esp32/MeshtasticOTA.h b/src/platform/esp32/MeshtasticOTA.h
index df2477d5a..7c158775f 100644
--- a/src/platform/esp32/MeshtasticOTA.h
+++ b/src/platform/esp32/MeshtasticOTA.h
@@ -3,7 +3,7 @@
 
 #include "mesh-pb-constants.h"
 #include <Arduino.h>
-#ifdef ARCH_ESP32
+#ifdef ESP_PLATFORM
 #include <esp_ota_ops.h>
 #endif
 
diff --git a/variants/esp32c6/m5stack_unitc6l/platformio.ini b/variants/esp32c6/m5stack_unitc6l/platformio.ini
index 3054d342a..ed26598d2 100644
--- a/variants/esp32c6/m5stack_unitc6l/platformio.ini
+++ b/variants/esp32c6/m5stack_unitc6l/platformio.ini
@@ -10,6 +10,8 @@ custom_meshtastic_tags = M5Stack
 
 extends = esp32c6_base
 board = esp32-c6-devkitc-1
+board_upload.flash_size = 16MB
+board_build.partitions = default_16MB.csv
 ;OpenOCD flash method
 ;upload_protocol = esp-builtin
 ;Normal method