diff --git a/Lesson_3/00_Conference_Central/app.yaml b/Lesson_3/00_Conference_Central/app.yaml
index 7233f1b..53fb08b 100644
--- a/Lesson_3/00_Conference_Central/app.yaml
+++ b/Lesson_3/00_Conference_Central/app.yaml
@@ -1,5 +1,3 @@
-application: ud858-dev-playground
-version: 1
 runtime: python27
 api_version: 1
 threadsafe: yes