diff --git a/.circleci/config.yml b/.circleci/config.yml
index 2f672c3cd34045141ebbc8fb079f8c7ec18dffc3..e8399c52ce5f9f907146fb7f875b2f01d7efc76e 100644
--- a/.circleci/config.yml
+++ b/.circleci/config.yml
@@ -22,6 +22,7 @@ jobs:
       - run:
           name: "Install Git"
           command: |
+            # Required for the checkout step
             nix-env -i git openssh
 
       - "checkout"
@@ -29,6 +30,8 @@ jobs:
       - run:
           name: "Nix Build"
           command: |
+            # Required to upload artifacts
+            nix-env -i cacert
             nix-build
 
       - store_artifacts: