diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index 08d737859..0eaaa8972 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -93,9 +93,11 @@ yesod:build:dev:
   before_script: &haskell
     - rm -rvf /etc/apt/sources.list /etc/apt/sources.list.d
     - install -v -T -m 0644 ${APT_SOURCES_LIST} /etc/apt/sources.list
-    - curl https://apt.llvm.org/llvm-snapshot.gpg.key | apt-key add -
+    - apt-key add ${LLVM_APT_KEY}
     - apt update -y
-    - apt install -y --no-install-recommends locales-all openssh-client clang-9 lldb-9 lld-9 clangd-9
+    - apt install -y --no-install-recommends locales-all openssh-client llvm-9
+    - ln -vsf llc-9 /usr/bin/llc
+    - ln -vsf opt-9 /usr/bin/opt
     - install -v -m 0700 -d ~/.ssh
     - install -v -T -m 0644 ${SSH_KNOWN_HOSTS} ~/.ssh/known_hosts
     - install -v -T -m 0400 ${SSH_DEPLOY_KEY} ~/.ssh/deploy && echo "IdentityFile ~/.ssh/deploy" >> ~/.ssh/config;