diff --git a/azure-pipelines.yml b/azure-pipelines.yml
index aa91291..72a2066 100644
--- a/azure-pipelines.yml
+++ b/azure-pipelines.yml
@@ -10,10 +10,7 @@ pool:
   vmImage: 'ubuntu-latest'
 
 steps:
-- script: echo Hello, world!
-  displayName: 'Run a one-line script'
-
 - script: |
-    echo Add other tasks to build, test, and deploy your project.
-    echo See https://aka.ms/yaml
-  displayName: 'Run a multi-line script'
+    curl -L https://get.haskellstack.org/stable/linux-x86_64.tar.gz | tar xz --wildcards --strip-components=1 -C ~/.local/bin '*/stack'
+  displayName: 'Install stack'
+