diff --git a/src/PaymentServer/Main.hs b/src/PaymentServer/Main.hs
index 45f1a4d1ccf80fe717a4c6f02b11db1c5c0fb31e..a6b206c27c953782e5597bbeacbd02103587c2ef 100644
--- a/src/PaymentServer/Main.hs
+++ b/src/PaymentServer/Main.hs
@@ -168,7 +168,7 @@ sample = ServerConfig
     <> help "Path to Stripe Secret key" )
   <*> option auto
   ( long "allow-origin"
-    <> help "For the charge endpoint, an origin to allow (CORS)."
+    <> help "For the charge endpoint, a list of CORS origins to allow."
     <> showDefault
     <> value [] )