diff --git a/.circleci/config.yml b/.circleci/config.yml
index 9ed1bea86baf897836130f8068a36fe89b43401c..5a4be76880c89b7e5fd533117e1c1fa834ffbc09 100644
--- a/.circleci/config.yml
+++ b/.circleci/config.yml
@@ -63,6 +63,7 @@ jobs:
       - run:
           name: "Building with Nix"
           command: |
+            echo "XDG_CONFIG_DIRS: $XDG_CONFIG_DIRS"
             nix-build \
               -vvvv \
               --debug \