diff --git a/websrc/types.ts b/websrc/types.ts
index add715e..b4d56a1 100644
--- a/websrc/types.ts
+++ b/websrc/types.ts
@@ -33,7 +33,12 @@ export type PositionCloseMessage = {
 }
 
 export type CurrencyPair = {
-    base: string,
-    quote: string
+    base: Currency,
+    quote: Currency
+}
+
+export type Currency = {
+    name: string,
+    short_name: string
 }