diff --git a/src/hal/ebox.h b/src/hal/ebox.h
index ebd70136..6da29292 100644
--- a/src/hal/ebox.h
+++ b/src/hal/ebox.h
@@ -1,5 +1,5 @@
 // clang-format off
-// upload_speed 115200
+// upload_speed 921600
 // board esp32dev
 
 #ifndef _EBOX_H
diff --git a/src/hal/eboxtube.h b/src/hal/eboxtube.h
index 34abe865..86a69d7d 100644
--- a/src/hal/eboxtube.h
+++ b/src/hal/eboxtube.h
@@ -1,5 +1,5 @@
 // clang-format off
-// upload_speed 115200
+// upload_speed 921600
 // board esp32dev