diff --git a/y2014/control_loops/drivetrain/drivetrain_base.h b/y2014/control_loops/drivetrain/drivetrain_base.h
index 48143c3..4822f67 100644
--- a/y2014/control_loops/drivetrain/drivetrain_base.h
+++ b/y2014/control_loops/drivetrain/drivetrain_base.h
@@ -3,13 +3,11 @@
 
 #include "frc971/control_loops/drivetrain/drivetrain_config.h"
 
-namespace y2014 {
-namespace control_loops {
+namespace y2014::control_loops {
 
 const ::frc971::control_loops::drivetrain::DrivetrainConfig<double> &
 GetDrivetrainConfig();
 
-}  // namespace control_loops
-}  // namespace y2014
+}  // namespace y2014::control_loops
 
 #endif  // Y2014_CONTROL_LOOPS_DRIVETRAIN_DRIVETRAIN_BASE_H_