diff --git a/.circleci/config.yml b/.circleci/config.yml
index 462b4fa590e7fe5326b924ef63c2ca92436bb50d..cf9c30b5162c7757450ee18dc041cd61168b30ad 100644
--- a/.circleci/config.yml
+++ b/.circleci/config.yml
@@ -23,7 +23,7 @@ jobs:
           name: "Install Git"
           command: |
             # Required for the checkout and run steps
-            nix-env -i git openssh
+            nix-env -i git openssh stack
 
       - "checkout"