diff --git a/05.md b/05.md
index cea7d2f2..c555d445 100644
--- a/05.md
+++ b/05.md
@@ -27,7 +27,7 @@ The wallet `Alice` includes the following `PostMeltQuoteBolt11Request` data in i
 ```json
 {
   "request": <str>,
-  "unit": <str_enum["sat"]>
+  "unit": <str_enum["sat"]>,
   "amount": <int|null>
 }
 ```