diff --git a/Sources/VergeTypedIdentifier/EntityType.swift b/Sources/VergeTypedIdentifier/EntityType.swift
index 0047dec00d..84f49442c4 100644
--- a/Sources/VergeTypedIdentifier/EntityType.swift
+++ b/Sources/VergeTypedIdentifier/EntityType.swift
@@ -41,7 +41,7 @@ public struct EntityIdentifier<Entity: EntityType> : Hashable, CustomStringConve
 }
 
 /// A protocol describes object is an Entity.
-public protocol EntityType: Equatable, Sendable {
+public protocol EntityType: Identifiable, Equatable, Sendable {
 
   associatedtype EntityIDRawType: Hashable, Sendable
 
@@ -49,3 +49,9 @@ public protocol EntityType: Equatable, Sendable {
 
   typealias EntityID = EntityIdentifier<Self>
 }
+
+extension EntityType {
+  public var id: EntityID {
+    entityID
+  }
+}