diff --git a/TileEngine/Interactive Tiles.cpp b/TileEngine/Interactive Tiles.cpp
index 92330b82d..71a445e3e 100644
--- a/TileEngine/Interactive Tiles.cpp	
+++ b/TileEngine/Interactive Tiles.cpp	
@@ -319,7 +319,7 @@ void HandleStructChangeFromGridNo( SOLDIERTYPE *pSoldier, INT32 sGridNo )
 
 
 
-	pNewStructure = SwapStructureForPartner( sGridNo, pStructure );
+	pNewStructure = SwapStructureForPartnerAndStoreChangeInMap( sGridNo, pStructure );
 	if ( pNewStructure != NULL)
 	{
 		RecompileLocalMovementCosts( sGridNo );