diff --git a/index.d.ts b/index.d.ts
index 9ee99e76..a3c55f08 100644
--- a/index.d.ts
+++ b/index.d.ts
@@ -123,7 +123,7 @@ declare module 'gdax' {
         active: boolean
     };
 
-    export type CurrencyType = 'USD' | 'BTC' | 'LTC' | 'ETH' | 'BCH';
+    export type CurrencyType = 'USD' | 'BTC' | 'LTC' | 'ETH' | 'BCH' | 'ETC';
 
     export type CurrencyInfo = {
         id: CurrencyType,