diff --git a/project/src/controllers/GameController.ts b/project/src/controllers/GameController.ts
index 923ffb91..df65186d 100644
--- a/project/src/controllers/GameController.ts
+++ b/project/src/controllers/GameController.ts
@@ -246,7 +246,7 @@ export class GameController
                 return;
             }
 
-            if (trader.base.repair?.quality)
+            if (trader.base.repair?.quality === undefined)
             {
                 this.logger.warning(`Trader ${trader.base._id} ${trader.base.nickname} is missing a repair quality value, adding in default value`);
                 trader.base.repair.quality = this.databaseServer.getTables().traders.ragfair.base.repair.quality;