X-Git-Url: http://nitlanguage.org

diff --git a/src/examples/nitwebcrawl.nit b/src/examples/nitwebcrawl.nit
index e981ac6..767e64c 100644
--- a/src/examples/nitwebcrawl.nit
+++ b/src/examples/nitwebcrawl.nit
@@ -13,7 +13,7 @@
 # limitations under the License.
 
 # Crawler on the nitweb web API
-module nitwebcrawl
+module nitwebcrawl is example
 
 import json::static
 
@@ -32,7 +32,7 @@ fun curl(url: String): String do
 end
 
 # Recursively collect all string values in a json value associated to a given key.
-fun search_json(json: nullable Jsonable, key: String, result: nullable Array[String]): Array[String]
+fun search_json(json: nullable Serializable, key: String, result: nullable Array[String]): Array[String]
 do
 	if result == null then result = new Array[String]
 	if json isa JsonObject then