diff --git a/.github/workflows/python-package.yml b/.github/workflows/python-package.yml
index f32fda53..ec3f94fd 100644
--- a/.github/workflows/python-package.yml
+++ b/.github/workflows/python-package.yml
@@ -63,14 +63,14 @@ jobs:
       run: python${{ matrix.versions.python }} -m pip install wheel setuptools pip --upgrade
   
     - name: Install other dependencies
-      run: pip install Cython pytest pytest-cov flake8
+      run: python${{ matrix.versions.python }} -m pip install Cython pytest pytest-cov flake8
 
     - name: Install pinned dependencies - numpy ${{ matrix.versions.numpy }}, scipy ${{ matrix.versions.scipy }}
       run: |
-        pip uninstall numpy scipy
-        pip install numpy==${{ matrix.versions.numpy }} scipy==${{ matrix.versions.scipy }}
+        python${{ matrix.versions.python }} -m pip uninstall numpy scipy
+        python${{ matrix.versions.python }} -m pip install numpy==${{ matrix.versions.numpy }} scipy==${{ matrix.versions.scipy }}
         python${{ matrix.versions.python }} setup.py build_ext -j${{ steps.cpu-cores.outputs.count }}
-        pip install -e .[tests]
+        python${{ matrix.versions.python }} -m pip install -e .[tests]
 
     - name: Display numpy version
       run: python${{ matrix.versions.python }} -c "import numpy; print(numpy.__version__)"