[commit: nofib] master: Update .gitlab-ci.yml (7815bbb)

[git at git.haskell.org]

Repository : ssh://git@git.haskell.org/nofib

On branch  : master
Link       : http://ghc.haskell.org/trac/ghc/changeset/7815bbba91ade7bf3e1dd27006ea0becd97e19e2/nofib

>---------------------------------------------------------------

commit 7815bbba91ade7bf3e1dd27006ea0becd97e19e2
Author: Oleg Grenrus <oleg.grenrus at iki.fi>
Date:   Mon Feb 25 10:33:56 2019 +0200

    Update .gitlab-ci.yml


>---------------------------------------------------------------

7815bbba91ade7bf3e1dd27006ea0becd97e19e2
 .gitlab-ci.yml | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index ec8ed5b..ce8559e 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -1,5 +1,8 @@
+variables:
+  DOCKER_REV: 6d19c3adc1f5c28c82aed8c5b1ac40931ac60f3f
+
 validate:
-  image: ghcci/x86_64-linux-deb9:0.2
+  image: "registry.gitlab.haskell.org/ghc/ci-images/x86_64-linux-deb9:$DOCKER_REV"
   before_script:
     - git clean -xdf
     - sudo apt install -y time