diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index d0e31c80..aa032a19 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -95,8 +95,6 @@ jobs:
           export MAKEFLAGS
           if [[ "$(uname)" == "Darwin" ]]; then
               export PMIX_MCA_gds=hash
-              export TMPDIR="${GITHUB_WORKSPACE}/tmpdir"
-              mkdir -p "${TMPDIR}"
           fi
           export SST_DEPS_USER_MODE=1
           mkdir -p "${SST_DEPS_USER_DIR}/devel/trunk"