Index: ps/trunk/binaries/data/mods/public/simulation/components/UnitAI.js
===================================================================
--- ps/trunk/binaries/data/mods/public/simulation/components/UnitAI.js
+++ ps/trunk/binaries/data/mods/public/simulation/components/UnitAI.js
@@ -1332,6 +1332,8 @@
 				let cmpFormation = Engine.QueryInterface(this.formationController, IID_Formation);
 				if (cmpFormation)
 					cmpFormation.SetInPosition(this.entity);
+
+				delete this.formationOffset;
 			},
 		},