Try apt-get update before installing doxygen.

diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index 4f91508027c8d752752e51005631e8f2e54eee39..d2389af834e432d385cf94c64d3ab76b9cb62a65 100644 (file)
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -77,6 +77,7 @@ test_sv_unit:
 doxygen:  # rename to 'pages' when gitlab.com allows pages to exceed 100MiB
   before_script:
     - ln -s $PWD data/xonotic-data.pk3dir # is this needed?
+    - apt-get update
     - apt-get -y install doxygen
   stage: deploy
   script: