diff --git a/libraries/AC_AttitudeControl/AC_AttitudeControl_Heli.h b/libraries/AC_AttitudeControl/AC_AttitudeControl_Heli.h
index 6bdb78ba2fabfe..c7d31fc6afef87 100644
--- a/libraries/AC_AttitudeControl/AC_AttitudeControl_Heli.h
+++ b/libraries/AC_AttitudeControl/AC_AttitudeControl_Heli.h
@@ -93,7 +93,7 @@ class AC_AttitudeControl_Heli : public AC_AttitudeControl {
     void set_inverted_flight(bool inverted) override { _inverted_flight = inverted;}
 
     // accessor for inverted flight flag
-    bool get_inverted_flight() override { return _inverted_flight;}
+    bool get_inverted_flight() override { return _inverted_flight; }
 
     // set the PID notch sample rates
     void set_notch_sample_rate(float sample_rate) override;