diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index ecab0aa2e..4f89ffdc2 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -71,7 +71,10 @@ jobs:
         # Note the current convention is to use the -S and -B options here to specify source 
         # 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: cmake $GITHUB_WORKSPACE -DCMAKE_BUILD_TYPE=$BUILD_TYPE
+        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
         working-directory: ${{runner.workspace}}/build