From 38c4a6b181d061c0caa1cd5422f450f17e6f7bef Mon Sep 17 00:00:00 2001
From: Gil Forsyth <gforsyth@users.noreply.github.com>
Date: Thu, 15 Dec 2016 13:07:31 -0500
Subject: [PATCH] fix for `shell_session_update` error on travis

as per discussion in https://github.com/travis-ci/travis-ci/issues/6307 -- although that's old enough this might be a separate issue, but I'm trying it anyway.
---
 .travis.yml | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/.travis.yml b/.travis.yml
index 4e700ba0b..d78a1e3d1 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -43,6 +43,8 @@ install:
       pip install -r requirements-tests.txt;
     fi
 
+before_script:
+  - rvm get head || true
 
 script:
   - set -e