diff --git a/src/types/request/v1/spotV1.ts b/src/types/request/v1/spotV1.ts
index fbecdcc..f3f4b85 100644
--- a/src/types/request/v1/spotV1.ts
+++ b/src/types/request/v1/spotV1.ts
@@ -20,7 +20,7 @@ export type SpotKlineInterval =
   | '1Dutc'
   | '3Dutc'
   | '1Wutc'
-  | "1Mutc";
+  | '1Mutc';
 
 export interface NewWalletTransfer {
   fromType: WalletType;