diff --git a/GoldWars/GoldWars/Entities/Base.swift b/GoldWars/GoldWars/Entities/Base.swift
index 5ee587e..6cb0158 100644
--- a/GoldWars/GoldWars/Entities/Base.swift
+++ b/GoldWars/GoldWars/Entities/Base.swift
@@ -15,7 +15,7 @@ class Base: GKEntity {
     var unitCount: Int
     var adjacencyList: Array<Base>
     var changeOwnership: Bool
-    var ownershipPlayer: GKPlayer
+    var ownershipPlayer: GKPlayer?
     
     init(position: CGPoint, player: GKPlayer! = nil, team: Team! = nil) {
         self.unitCount = 0