diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index 4f89ffdc2..7433f6e43 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -72,8 +72,6 @@ jobs:
         # and build directories, but this is only available with CMake 3.13 and higher.  
         # The CMake binaries on the Github Actions machines are (as of this writing) 3.12
         run: |
-          set(ENV{CC} ${{ matrix.config.cc }})
-          set(ENV{CXX} ${{ matrix.config.cxx }})
           cmake $GITHUB_WORKSPACE -DCMAKE_BUILD_TYPE=$BUILD_TYPE -DCMAKE_C_COMPILER_LAUNCHER=ccache -DCMAKE_CXX_COMPILER_LAUNCHER=ccache
 
       - name: Build