diff --git a/examples/graphiql.py b/examples/graphiql.py
index 302d193..8363203 100644
--- a/examples/graphiql.py
+++ b/examples/graphiql.py
@@ -21,5 +21,7 @@ class Query:
 app = App()
 app.get("/", lambda res, req: res.end(strawberry.utils.graphiql.get_graphiql_html()))
 app.post("/", graphiql_from(Query))
+# you can also pass an Mutation as second parameter
+# app.post("/", graphiql_from(Query, Mutation))
 app.listen(3000, lambda config: print("Listening on port http://localhost:%d now\n" % config.port))
 app.run()
\ No newline at end of file
diff --git a/examples/helpers/graphiql.py b/examples/helpers/graphiql.py
index e6cefc2..bce52eb 100644
--- a/examples/helpers/graphiql.py
+++ b/examples/helpers/graphiql.py
@@ -1,8 +1,11 @@
 import strawberry
 import strawberry.utils.graphiql
 
-def graphiql_from(Query):
-    schema = strawberry.Schema(Query)
+def graphiql_from(Query, Mutation=None):
+    if Mutation:
+        schema = strawberry.Schema(query=Query, mutation=Mutation)
+    else:
+        schema = strawberry.Schema(Query)
 
     async def post(res, req):
         # we can pass whatever we want to context, query, headers or params, cookies etc