diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index 5af497a3c..5d1ee623f 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -33,17 +33,17 @@ jobs:
         id: depends
         run: |
           sudo apt-get update
-          sudo apt-get install build-essential gcc-8
+          sudo apt-get install build-essential gcc-8 g++-8
 
       - name: Build
         id: make_build
         run: |
-          CC=gcc-8 make -j $(nproc)
+          CC=gcc-8 CXX=g++-8 make -j $(nproc)
 
       - name: Test
         id: make_test
         run: |
-          CC=gcc-8 make tests -j $(nproc)
+          CC=gcc-8 CXX=g++-8 make tests -j $(nproc)
           make test -j $(nproc)
 
   ubuntu-latest-cmake: