diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index 0decf0810b804c70bfe0a59174fd0e308efbe708..9759223e777bf9e0d43d8dd744bbbc55fe4dfb4b 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -6,6 +6,9 @@ stages:
 build:
   stage: build
   script:
+    - cat /etc/issue
+    - uname -a
+    - apt-get update
     - apt-get install p7zip p7zip-full
     - cd extension
     - zip -r ../safelinks-cleaner-thunderbird.xpi *