diff --git a/src/dream.mli b/src/dream.mli
index 783383fd..93d481c0 100644
--- a/src/dream.mli
+++ b/src/dream.mli
@@ -1368,7 +1368,7 @@ val router : route list -> handler
         Dream.run
         @@ Dream.router [
           Dream.get "/echo/:word" @@ fun request ->
-            Dream.html (Dream.param "word" request);
+            Dream.html (Dream.param request "word");
         ]
     ]}