diff --git a/.circleci/config.yml b/.circleci/config.yml
index 8c947f76e0e2a30e4b4267eb26e903c8171644dd..cb99adb64531d6673fa050733c65112d7720f0eb 100644
--- a/.circleci/config.yml
+++ b/.circleci/config.yml
@@ -64,6 +64,8 @@ jobs:
           name: "Building with Nix"
           command: |
             nix-build \
+              -vvvv \
+              --debug \
               -j 4 \
               ./nix/ \
               -A PaymentServer.components.exes."PaymentServer-exe"