diff --git a/Barotrauma/BarotraumaServer/ServerSource/Lua/LuaBarotraumaAdditions.cs b/Barotrauma/BarotraumaServer/ServerSource/Lua/LuaBarotraumaAdditions.cs
index ada742572..b40c14bd7 100644
--- a/Barotrauma/BarotraumaServer/ServerSource/Lua/LuaBarotraumaAdditions.cs
+++ b/Barotrauma/BarotraumaServer/ServerSource/Lua/LuaBarotraumaAdditions.cs
@@ -55,6 +55,11 @@ namespace Barotrauma
 {
 	using Barotrauma.Networking;
 
+	partial class Character
+	{
+
+	}
+
 	partial class CharacterInfo
 	{
 		public static CharacterInfo Create(string speciesName, string name = "", JobPrefab jobPrefab = null, string ragdollFileName = null, int variant = 0, Rand.RandSync randSync = Rand.RandSync.Unsynced, string npcIdentifier = "")
diff --git a/Barotrauma/BarotraumaServer/ServerSource/Lua/LuaSetup.cs b/Barotrauma/BarotraumaServer/ServerSource/Lua/LuaSetup.cs
index 757b4154d..1688d36ad 100644
--- a/Barotrauma/BarotraumaServer/ServerSource/Lua/LuaSetup.cs
+++ b/Barotrauma/BarotraumaServer/ServerSource/Lua/LuaSetup.cs
@@ -237,6 +237,11 @@ namespace Barotrauma
 			UserData.RegisterType<SubmarineInfo>();
 			UserData.RegisterType<SubmarineBody>();
 			UserData.RegisterType<Explosion>();
+			UserData.RegisterType<AIController>();
+			UserData.RegisterType<EnemyAIController>();
+			UserData.RegisterType<HumanAIController>();
+			UserData.RegisterType<AITarget>();
+			UserData.RegisterType<AITargetMemory>();
 
 			lua = new Script(CoreModules.Preset_SoftSandbox);