diff --git a/OpenRA.Game/Traits/TraitsInterfaces.cs b/OpenRA.Game/Traits/TraitsInterfaces.cs
index cd2dd81757..44ffbfeac5 100644
--- a/OpenRA.Game/Traits/TraitsInterfaces.cs
+++ b/OpenRA.Game/Traits/TraitsInterfaces.cs
@@ -129,7 +129,10 @@ namespace OpenRA.Traits
 	public interface IResolveOrder { void ResolveOrder(Actor self, Order order); }
 	public interface IValidateOrder { bool OrderValidation(OrderManager orderManager, World world, int clientId, Order order); }
 	public interface IOrderVoice { string VoicePhraseForOrder(Actor self, Order order); }
+
+	[RequireExplicitImplementation]
 	public interface INotifyCreated { void Created(Actor self); }
+
 	public interface INotifyAddedToWorld { void AddedToWorld(Actor self); }
 	public interface INotifyRemovedFromWorld { void RemovedFromWorld(Actor self); }
 	public interface INotifyActorDisposing { void Disposing(Actor self); }
diff --git a/OpenRA.Mods.Common/Traits/Buildings/RallyPoint.cs b/OpenRA.Mods.Common/Traits/Buildings/RallyPoint.cs
index 971776c52f..8b3dbd88fc 100644
--- a/OpenRA.Mods.Common/Traits/Buildings/RallyPoint.cs
+++ b/OpenRA.Mods.Common/Traits/Buildings/RallyPoint.cs
@@ -56,7 +56,7 @@ namespace OpenRA.Mods.Common.Traits
 			PaletteName = info.IsPlayerPalette ? info.Palette + self.Owner.InternalName : info.Palette;
 		}
 
-		public void Created(Actor self)
+		void INotifyCreated.Created(Actor self)
 		{
 			self.World.Add(new RallyPointIndicator(self, this, self.Info.TraitInfos<ExitInfo>().ToArray()));
 		}
diff --git a/OpenRA.Mods.Common/Traits/Conditions/GrantConditionOnDeploy.cs b/OpenRA.Mods.Common/Traits/Conditions/GrantConditionOnDeploy.cs
index f8a2c3752c..d42fc89911 100644
--- a/OpenRA.Mods.Common/Traits/Conditions/GrantConditionOnDeploy.cs
+++ b/OpenRA.Mods.Common/Traits/Conditions/GrantConditionOnDeploy.cs
@@ -88,7 +88,7 @@ namespace OpenRA.Mods.Common.Traits
 				deployState = init.Get<DeployStateInit, DeployState>();
 		}
 
-		public void Created(Actor self)
+		void INotifyCreated.Created(Actor self)
 		{
 			conditionManager = self.TraitOrDefault<ConditionManager>();
 			notify = self.TraitsImplementing<INotifyDeployTriggered>().ToArray();
diff --git a/OpenRA.Mods.Common/Traits/Guard.cs b/OpenRA.Mods.Common/Traits/Guard.cs
index 01ffb25d1e..98cfff28c9 100644
--- a/OpenRA.Mods.Common/Traits/Guard.cs
+++ b/OpenRA.Mods.Common/Traits/Guard.cs
@@ -33,7 +33,7 @@ namespace OpenRA.Mods.Common.Traits
 			this.info = info;
 		}
 
-		public void Created(Actor self)
+		void INotifyCreated.Created(Actor self)
 		{
 			move = self.Trait<IMove>();
 		}
diff --git a/OpenRA.Mods.Common/Traits/Husk.cs b/OpenRA.Mods.Common/Traits/Husk.cs
index 174ff9e7f4..2d70ae6554 100644
--- a/OpenRA.Mods.Common/Traits/Husk.cs
+++ b/OpenRA.Mods.Common/Traits/Husk.cs
@@ -70,7 +70,7 @@ namespace OpenRA.Mods.Common.Traits
 			finalPosition = init.World.Map.CenterOfCell(TopLeft);
 		}
 
-		public void Created(Actor self)
+		void INotifyCreated.Created(Actor self)
 		{
 			var distance = (finalPosition - CenterPosition).Length;
 			if (dragSpeed > 0 && distance > 0)
diff --git a/OpenRA.Mods.Common/Traits/Pluggable.cs b/OpenRA.Mods.Common/Traits/Pluggable.cs
index b0bfd0e639..277fabe23e 100644
--- a/OpenRA.Mods.Common/Traits/Pluggable.cs
+++ b/OpenRA.Mods.Common/Traits/Pluggable.cs
@@ -72,7 +72,7 @@ namespace OpenRA.Mods.Common.Traits
 			}
 		}
 
-		public void Created(Actor self)
+		void INotifyCreated.Created(Actor self)
 		{
 			conditionManager = self.TraitOrDefault<ConditionManager>();
 
diff --git a/OpenRA.Mods.Common/Traits/ProducibleWithLevel.cs b/OpenRA.Mods.Common/Traits/ProducibleWithLevel.cs
index 7533ba7750..dd2239984c 100644
--- a/OpenRA.Mods.Common/Traits/ProducibleWithLevel.cs
+++ b/OpenRA.Mods.Common/Traits/ProducibleWithLevel.cs
@@ -38,7 +38,7 @@ namespace OpenRA.Mods.Common.Traits
 			this.info = info;
 		}
 
-		public void Created(Actor self)
+		void INotifyCreated.Created(Actor self)
 		{
 			if (!self.Owner.PlayerActor.Trait<TechTree>().HasPrerequisites(info.Prerequisites))
 				return;
diff --git a/OpenRA.Mods.Common/Traits/Render/ProductionBar.cs b/OpenRA.Mods.Common/Traits/Render/ProductionBar.cs
index 4130a3420e..be0720cbe3 100644
--- a/OpenRA.Mods.Common/Traits/Render/ProductionBar.cs
+++ b/OpenRA.Mods.Common/Traits/Render/ProductionBar.cs
@@ -60,7 +60,7 @@ namespace OpenRA.Mods.Common.Traits.Render
 				throw new InvalidOperationException("No queues available for production type '{0}'".F(type));
 		}
 
-		public void Created(Actor self)
+		void INotifyCreated.Created(Actor self)
 		{
 			FindQueue();
 		}