diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index cbc9f9b..628c7d7 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -1,11 +1,17 @@
-before_script:
-  - add-apt-repository "deb http://apt.llvm.org/trusty/ llvm-toolchain-trusty-5.0 main" -y
-  - apt-get update -qq
-  - apt-get install -y -qq autoconf automake g++ gcc git libgmp-dev libllvm5.0 libtinfo-dev libtool llvm-5.0 llvm-5.0-dev make ncurses-dev python3 realpath xz-utils
+variables:
+  GIT_SSL_NO_VERIFY: "1"
 
+  # Commit of ghc/ci-images repository from which to pull Docker images
+  DOCKER_REV: cefaee3c742af193e0f7783f87edb0d35374515c
+
+############################################################
+# CI Step
+############################################################
 
-# TODO: also run checkbashisms.pl (currently two instances of non-compliance)
 test:
+  image: "registry.gitlab.haskell.org/ghc/ci-images/x86_64-linux-deb9:$DOCKER_REV"
   script:
     - ./.github-ci.sh
-
+  dependencies: []
+  tags:
+    - x86_64-linux