diff --git a/ArduCopter/heli_control_acro.cpp b/ArduCopter/mode_acro_heli.cpp
similarity index 100%
rename from ArduCopter/heli_control_acro.cpp
rename to ArduCopter/mode_acro_heli.cpp
diff --git a/ArduCopter/heli_control_stabilize.cpp b/ArduCopter/mode_stabilize_heli.cpp
similarity index 100%
rename from ArduCopter/heli_control_stabilize.cpp
rename to ArduCopter/mode_stabilize_heli.cpp