diff --git a/server/server.go b/server/server.go
index cae842e6c71409ed15b8eea8de3a320645da002f..4b80d302f0ead74d1a0add3ba0aec203b766cfef 100644
--- a/server/server.go
+++ b/server/server.go
@@ -113,6 +113,7 @@ 	}
 
 	srv := handler.New(schema)
 	srv.Use(extension.FixedComplexityLimit(server.MaxComplexity))
+	srv.Use(extension.Introspection{})
 	srv.SetRecoverFunc(EmailRecover)
 	srv.AddTransport(transport.POST{})
 	srv.AddTransport(transport.MultipartForm{