diff --git a/.github/workflows/osrm-backend.yml b/.github/workflows/osrm-backend.yml
index 1f336a93f..4c99f5e53 100644
--- a/.github/workflows/osrm-backend.yml
+++ b/.github/workflows/osrm-backend.yml
@@ -60,7 +60,7 @@ jobs:
         clang --version
         mkdir build
         cd build
-        cmake -DCMAKE_BUILD_TYPE=Release -DENABLE_CONAN=ON -DENABLE_NODE_BINDINGS=ON ..
+        cmake -DCMAKE_BUILD_TYPE=Release -DENABLE_CONAN=ON -DENABLE_NODE_BINDINGS=ON -DCMAKE_C_COMPILER=clang -DCMAKE_CXX_COMPILER=clang++ ..
         cmake --build . --config Release
 
     #    .\scripts\ci\windows-build.bat