diff --git a/src/engine/net/client/handlers/ObjectActionMsgHandler.java b/src/engine/net/client/handlers/ObjectActionMsgHandler.java
index d6ef538e..4cb8542c 100644
--- a/src/engine/net/client/handlers/ObjectActionMsgHandler.java
+++ b/src/engine/net/client/handlers/ObjectActionMsgHandler.java
@@ -123,6 +123,11 @@ public class ObjectActionMsgHandler extends AbstractClientMsgHandler {
         if (resourceValue < 15)
             hasResources = false;
 
+        resourceValue = warehouse.getResources().get(Warehouse.mithrilIB);
+
+        if (resourceValue < 1)
+            hasResources = false;
+
         if (hasResources == false) {
             ErrorPopupMsg.sendErrorPopup(player, 184);  // Insufficient gold or resources to upgrade to capital
             return false;
@@ -180,6 +185,16 @@ public class ObjectActionMsgHandler extends AbstractClientMsgHandler {
             return false;
         }
 
+        resourceValue = warehouse.getResources().get(Warehouse.mithrilIB);
+
+        if (DbManager.WarehouseQueries.updateWormwood(warehouse, resourceValue - 1) == true) {
+            warehouse.getResources().put(Warehouse.mithrilIB, resourceValue - 1);
+            warehouse.AddTransactionToWarehouse(engine.Enum.GameObjectType.Building, tol.getObjectUUID(), Enum.TransactionType.WITHDRAWL, Resource.MITHRIL, 1);
+        } else {
+            Logger.error("wormwood update failed for warehouse of UUID:" + warehouse.getObjectUUID());
+            return false;
+        }
+
         realm.claimRealmForCity(city, charterUUID);
 
         tol.setRank(8);