diff --git a/lib/google/api_client/discovery/schema.rb b/lib/google/api_client/discovery/schema.rb
index 02edd3314..86f7ed397 100644
--- a/lib/google/api_client/discovery/schema.rb
+++ b/lib/google/api_client/discovery/schema.rb
@@ -94,7 +94,7 @@ module Google
         # redefine it. This means that reloading a schema which has already
         # been loaded into memory is not possible.
         unless schema_class
-          schema_class = AutoParse.generate(schema_data, schema_uri)
+          schema_class = AutoParse.generate(schema_data, :uri => schema_uri)
           if schema_name
             api_version.const_set(schema_name, schema_class)
           end