diff --git a/radio/src/targets/horus/CMakeLists.txt b/radio/src/targets/horus/CMakeLists.txt
index 591b37270..e6d35ee6e 100644
--- a/radio/src/targets/horus/CMakeLists.txt
+++ b/radio/src/targets/horus/CMakeLists.txt
@@ -185,7 +185,6 @@ endif()
 if(FLYSKY_HALL_STICKS)
   add_definitions(-DFLYSKY_HALL_STICKS)
   add_definitions(-DFLYSKY_HALL_STICKS_REVERSE)
-  set(AUX_SERIAL OFF)
   set(FLYSKY_HALL_STICKS_DRIVER flyskyHallStick_driver.cpp)
 endif()