diff --git a/.github/workflows/build-commit.yml b/.github/workflows/build-commit.yml
index ca37457..809823a 100644
--- a/.github/workflows/build-commit.yml
+++ b/.github/workflows/build-commit.yml
@@ -215,7 +215,7 @@ jobs:
         run: |
           mkdir build
           cd build
-          cmake .. ${{ matrix.defines }} -DBoost_LIBRARYDIRS=${{BOOST_ROOT}}/lib
+          cmake .. ${{ matrix.defines }} -DBoost_LIBRARYDIRS=${{ steps.install-boost.outputs.BOOST_ROOT }}/lib
           cmake --build . --config Release --target turbopilot
 
       # - name: Add libopenblas.dll