CI: Fix release builds once more.

diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index 9e9107ce370741d86570e970fb59a5e6731ea28d..be0dd4773cb7f5b4e12d25ec18bbf4631383d3d4 100644 (file)
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -194,7 +194,7 @@ amd64:
   variables: &release-variables
     MIX_ENV: prod
   before_script: &before-release
-  - apt install cmake -y
+  - apt-get update && apt-get install -y cmake
   - echo "import Mix.Config" > config/prod.secret.exs
   - mix local.hex --force
   - mix local.rebar --force