diff --git a/.editorconfig b/.editorconfig
index 62a626e798..993f21a949 100644
--- a/.editorconfig
+++ b/.editorconfig
@@ -637,6 +637,9 @@ dotnet_diagnostic.CA1061.severity = warning
 # Exceptions should be public.
 dotnet_diagnostic.CA1064.severity = warning
 
+# Implement 'IEquatable' when overriding 'Equals'.
+dotnet_diagnostic.CA1066.severity = warning
+
 # Override 'Equals' when implementing 'IEquatable'.
 dotnet_diagnostic.CA1067.severity = warning
 
diff --git a/OpenRA.Game/Traits/Target.cs b/OpenRA.Game/Traits/Target.cs
index cd07164be5..c7ab5afb24 100644
--- a/OpenRA.Game/Traits/Target.cs
+++ b/OpenRA.Game/Traits/Target.cs
@@ -16,7 +16,7 @@ using System.Linq;
 namespace OpenRA.Traits
 {
 	public enum TargetType : byte { Invalid, Actor, Terrain, FrozenActor }
-	public readonly struct Target
+	public readonly struct Target : IEquatable<Target>
 	{
 		public static readonly Target[] None = Array.Empty<Target>();
 		public static readonly Target Invalid = default;