diff --git a/src/services/purchaseService.ts b/src/services/purchaseService.ts
index 84a415ab..c889af0c 100644
--- a/src/services/purchaseService.ts
+++ b/src/services/purchaseService.ts
@@ -515,7 +515,9 @@ const handleSlotPurchase = (
 ): IPurchaseResponse => {
     logger.debug(`slot name ${slotPurchaseNameFull}`);
     const slotPurchaseName = slotPurchaseNameFull.substring(slotPurchaseNameFull.lastIndexOf("/") + 1);
-    if (!(slotPurchaseName in slotPurchaseNameToSlotName)) throw new Error(`invalid slot purchase name ${slotPurchaseName}`);
+    if (!(slotPurchaseName in slotPurchaseNameToSlotName)) {
+        throw new Error(`invalid slot purchase name ${slotPurchaseName}`);
+    }
     logger.debug(`slot purchase name ${slotPurchaseName}`);
 
     const slotName = slotPurchaseNameToSlotName[slotPurchaseName].name;