diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 0b8cb23..a78599e 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -110,7 +110,6 @@ jobs:
             mpi-default-bin \
             libmpich-dev
           python -m pip install neuron
-          which nrniv
 
       # install package
       - name: Install the package
@@ -243,9 +242,9 @@ jobs:
         run: python -m pip install .[tests]
 
       - name: Run the tests
-        run: python -m pytest tests/ --cov=./biosimulators_pyneuroml/ --cov-report=xml
-        env:
-          NEURON_HOME: /opt/hostedtoolcache/Python/3.9.8/x64
+        run: |
+          export NEURON_HOME=$(which nrniv | rev | cut -d '/' -f 3- | rev)
+          python -m pytest tests/ --cov=./biosimulators_pyneuroml/ --cov-report=xml
 
       - name: Upload the coverage report to Codecov
         uses: codecov/codecov-action@v2