diff --git a/.github/workflows/build_and_run_tests.yml b/.github/workflows/build_and_run_tests.yml
index cad3002..9ec8a69 100644
--- a/.github/workflows/build_and_run_tests.yml
+++ b/.github/workflows/build_and_run_tests.yml
@@ -41,8 +41,7 @@ jobs:
         if [ ${{ runner.os }} == 'macOS' ]
         then
           brew install gnu-sed
-          #PATH="$(brew --prefix)/opt/gnu-sed/libexec/gnubin:$PATH"
-          PATH="/usr/local/opt/gnu-sed/libexec/gnubin:$PATH"
+          export PATH="$(brew --prefix gsed)/libexec/gnubin:$PATH"
         fi
           sed -i 's/\${CXX}/g++/' run_unittest.sh
           ./run_unittest.sh