diff --git a/src/server/default/ezServer.dummy.ml b/src/server/default/ezServer.dummy.ml
index cea54ad..4cfe649 100644
--- a/src/server/default/ezServer.dummy.ml
+++ b/src/server/default/ezServer.dummy.ml
@@ -8,7 +8,7 @@
 (*                                                                        *)
 (**************************************************************************)
 
-let server ?catch:_ _ =
+let server ?catch:_ ?allow_origin:_ ?allow_headers:_ ?allow_methods:_ ?allow_credentials:_ _ =
   Format.eprintf
     "Cohttp or Httpaf server implementation not availble\n\
      Try: `opam install cohttp-lwt-unix`\n\
diff --git a/src/server/ezOpenAPI.ml b/src/server/ezOpenAPI.ml
index b808356..6b536c0 100644
--- a/src/server/ezOpenAPI.ml
+++ b/src/server/ezOpenAPI.ml
@@ -243,7 +243,7 @@ module Encoding = struct
       (function
         | `O l -> List.map (fun (n, v) -> (n, Json_encoding.destruct enc v)) l
         | _ -> failwith "asssociative object")
-      ~schema:(Json_encoding.schema Json_encoding.any_ezjson_object)
+      ~schema:(Json_encoding.schema ~definitions_path:EzAPI.Doc.definitions_path Json_encoding.any_ezjson_object)
 
 
   let contact_object = conv
@@ -672,7 +672,6 @@ let make ?descr ?terms ?contact ?license ?(version="0.1") ?servers ?(docs=[])
   else
     filename ^ ".json", EzEncoding.Ezjsonm.to_string ~minify:(not pretty) openapi_json
 
-
 let write ?descr ?terms ?contact ?license ?version ?servers ?docs ?(yaml=false)
     ?pretty ?definitions ~sections ~title filename =
   let filename, s = make ?descr ?terms ?contact ?license ?version ?servers ?docs ?definitions ~yaml ?pretty ~sections ~title filename in