diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index c021f4ab8..aad4f815e 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -98,8 +98,9 @@ backend dependencies:
         - .stack
         - .stack-work
   script:
-    - cat /etc/locale.conf
     - echo ${LC_ALL} ${LANG}
+    - cat /etc/default/locale
+    - cat /etc/locale.conf
     - make backend-dependencies
   before_script: *nix-before
   artifacts: