diff --git a/ArduCopter/RC_Channel.cpp b/ArduCopter/RC_Channel.cpp
index 922ae43edd..cafec570b6 100644
--- a/ArduCopter/RC_Channel.cpp
+++ b/ArduCopter/RC_Channel.cpp
@@ -518,6 +518,13 @@ void RC_Channel_Copter::do_aux_function(const aux_func_t ch_option, const AuxSwi
             do_aux_function_change_mode(Mode::Number::ALT_HOLD, ch_flag);
             break;
 
+
+        case AUX_FUNC::ACRO:
+#if MODE_ACRO_ENABLED == ENABLED
+            do_aux_function_change_mode(Mode::Number::ACRO, ch_flag);
+#endif
+            break;
+
         case AUX_FUNC::FLOWHOLD:
 #if OPTFLOW == ENABLED
             do_aux_function_change_mode(Mode::Number::FLOWHOLD, ch_flag);