use newer docker image

it comes with ruby pre-installed
2016-08-23 21:19:18 -05:00 · 2016-08-23 21:19:18 -05:00 · 2a8b2c25a4
commit 2a8b2c25a4
parent 51aabf3c32
1 changed files with 1 additions and 1 deletions
--- a/ci/script.sh
+++ b/ci/script.sh
@ -42,7 +42,7 @@ run_tests() {

 main() {
    if [[ $TRAVIS_OS_NAME == "linux" && ${IN_DOCKER_CONTAINER:-n} == "n" ]]; then
-        local tag=2016-08-13
+        local tag=2016-08-24

        docker run \
               --privileged \