diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index 2ed23827..6179aada 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -54,7 +54,7 @@ pages:
   script:
     # generate the docs
     - dnf update -y
-    - dnf install -y openssl-devel cmake gtk-update-icon-cache
+    - dnf install -y openssl-devel cmake gtk-update-icon-cache llvm
     - curl --proto '=https' --tlsv1.2 -sSf https://sh.rustup.rs | sh -s -- -y --profile minimal --default-toolchain nightly
     - source $HOME/.cargo/env
     - meson _build --prefix=/usr -Dskip-cargo-build=true