diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 23a093484..1b256cbfc 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -111,7 +111,7 @@ jobs:
         if: steps.retry1.outcome=='failure'
         run: sudo apt-add-repository -y "ppa:ubuntu-toolchain-r/test"
       - name: Install packages
-        run: sudo apt install g++-5 g++-6 g++-7 g++-8 clang-5 clang-6 clang-7 clang-8 libgmp-dev libmpfr-dev libfftw3-dev
+        run: sudo apt install g++-5 g++-6 g++-7 g++-8 clang-5.0 clang-6.0 clang-7 clang-8 libgmp-dev libmpfr-dev libfftw3-dev
       - name: Checkout main boost
         run: git clone -b develop --depth 1 https://github.com/boostorg/boost.git ../boost-root
       - name: Update tools/boostdep