diff --git a/Subsurface/Source/Characters/Character.cs b/Subsurface/Source/Characters/Character.cs
index 8ef38ba8a..587e50a54 100644
--- a/Subsurface/Source/Characters/Character.cs
+++ b/Subsurface/Source/Characters/Character.cs
@@ -32,6 +32,9 @@ namespace Barotrauma
         List<float> memMouseX = new List<float>();
         List<float> memMouseY = new List<float>();
 
+        List<float> memPosX = new List<float>();
+        List<float> memPosY = new List<float>();
+
         //the Character that the player is currently controlling
         private static Character controlled;