diff --git a/.github/workflows/cmake.yml b/.github/workflows/cmake.yml
index a566f4aa2..335b3e81b 100644
--- a/.github/workflows/cmake.yml
+++ b/.github/workflows/cmake.yml
@@ -26,6 +26,8 @@ jobs:
       CCACHE_DIR : ${{github.workspace}}/build/.ccache
       CCACHE_COMPRESS : true
       CCACHE_COMPRESSLEVEL : 6
+      OMPI_MCA_btl_vader_single_copy_mechanism : none
+      PARSEC_MCA_runtime_bind_threads : 0
       BUILD_CONFIG : >
         -G Ninja
         -DCMAKE_BUILD_TYPE=${{ matrix.build_type }}