From aaa8e7c7d0a090f8f321d2d8b634426f0dce10ba Mon Sep 17 00:00:00 2001
From: Michael Pilosov <mpilosov@gmail.com>
Date: Wed, 2 Jan 2019 01:14:38 +0000
Subject: [PATCH] updated dockerfile version.

---
 docker-compose.yml | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/docker-compose.yml b/docker-compose.yml
index f435379..d498c23 100644
--- a/docker-compose.yml
+++ b/docker-compose.yml
@@ -2,7 +2,7 @@
 # Distributed under the terms of the Modified BSD License.
 
 # JupyterHub docker-compose configuration file
-version: "2"
+version: "3"
 
 services:
   hub-db: