diff --git a/README.md b/README.md
index 3c6490e..c54df96 100644
--- a/README.md
+++ b/README.md
@@ -48,7 +48,7 @@ where
 * `-I test/proto` points to the directory of protobuf files of your service
     * with docker one needs to instead mount the directory to `/proto` via `-v $PWD/test/proto:/proto`
 * `-i ..HappyDayRequest` and `-o ..HappyDayResponse` are Protobuf message types. The `..` makes protocurl infer their full package paths.
-* `http://localhost:8080/happy-day/verify` is the url to the HTTP REST endpoint accepting and returning binary protobuf
+* `-u http://localhost:8080/happy-day/verify` is the url to the HTTP REST endpoint accepting and returning binary protobuf
   payloads
     * with docker one may additionally need `--network host`
 * `-d "includeReason: true"` is the protobuf payload in Protobuf [Text](#protobuf-text-format)
diff --git a/doc/template.README.md b/doc/template.README.md
index e51e70a..2acb8d3 100644
--- a/doc/template.README.md
+++ b/doc/template.README.md
@@ -48,7 +48,7 @@ where
 * `-I test/proto` points to the directory of protobuf files of your service
     * with docker one needs to instead mount the directory to `/proto` via `-v $PWD/test/proto:/proto`
 * `-i ..HappyDayRequest` and `-o ..HappyDayResponse` are Protobuf message types. The `..` makes protocurl infer their full package paths.
-* `http://localhost:8080/happy-day/verify` is the url to the HTTP REST endpoint accepting and returning binary protobuf
+* `-u http://localhost:8080/happy-day/verify` is the url to the HTTP REST endpoint accepting and returning binary protobuf
   payloads
     * with docker one may additionally need `--network host`
 * `-d "includeReason: true"` is the protobuf payload in Protobuf [Text](#protobuf-text-format)