diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index 5a3c109..e579236 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -77,6 +77,7 @@ jobs:
        - name: Build Windows
          if: ${{ matrix.os == 'windows-latest' }}
          run: |
+           conda install cmake geos boost
            pip install setuptools "cython<3"
            pip install scipy numpy matplotlib pytest shapely pint PyOpenGL svg.path dxfgrabber networkx pyneuroml
            pip install nngt