diff --git a/docs/Learning-Environment-Create-New.md b/docs/Learning-Environment-Create-New.md
index a56e402d1d..0c533b4ad9 100644
--- a/docs/Learning-Environment-Create-New.md
+++ b/docs/Learning-Environment-Create-New.md
@@ -172,6 +172,7 @@ using System.Collections.Generic;
 using UnityEngine;
 using Unity.MLAgents;
 using Unity.MLAgents.Sensors;
+using Unity.MLAgents.Actuators;
 
 public class RollerAgent : Agent
 {