diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index 8afb8e32aa808594a7b9fd31c247f267caad198d..b5b3d9165689d8cf2e25b91490f45a9e6580d070 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -188,7 +188,7 @@ docs:
 
         # libenchant is needed for sphinxcontrib.spelling by way of PyEnchant,
         # and is not easily installed via conda
-         - apt-get update --allow-releaseinfo-change && apt-get install -yqq libenchant-2-dev
+        - apt-get update --allow-releaseinfo-change && apt-get install -yqq libenchant-2-dev
     script:
         - cd docs/
         - make html