diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index d600e88a3bfd87025c6da522310f014002c546d2..8092207d6d12f40c37be8f69dbaf04a886c1dc40 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -8,7 +8,7 @@ stages:
 
 default:
   before_script:
-    - set -eux
+    - set -eu
     - env
   interruptible: true
   tags: