diff --git a/conf/autopilot/subsystems/rotorcraft/imu_b2v1_1.makefile b/conf/autopilot/subsystems/rotorcraft/imu_b2v1.1.makefile
similarity index 100%
rename from conf/autopilot/subsystems/rotorcraft/imu_b2v1_1.makefile
rename to conf/autopilot/subsystems/rotorcraft/imu_b2v1.1.makefile