diff --git a/src/core/game/UnitImpl.ts b/src/core/game/UnitImpl.ts
index 4ce55c37c..247e0eced 100644
--- a/src/core/game/UnitImpl.ts
+++ b/src/core/game/UnitImpl.ts
@@ -88,9 +88,9 @@ export class UnitImpl implements Unit {
     if (tile == null) {
       throw new Error("tile cannot be null");
     }
+    this.mg.removeUnit(this);
     this._lastTile = this._tile;
     this._tile = tile;
-    this.mg.removeUnit(this);
     this.mg.addUnit(this);
     this.mg.addUpdate(this.toUpdate());
   }