diff --git a/.github/workflows/PR-test.yml b/.github/workflows/PR-test.yml
index 3e43c8d..a37f92a 100644
--- a/.github/workflows/PR-test.yml
+++ b/.github/workflows/PR-test.yml
@@ -25,12 +25,13 @@ jobs:
     - name: Set up conda environment
       uses: conda-incubator/setup-miniconda@v2
       with:
+        python-version: ${{ matrix.python }}
         miniforge-version: latest
         use-mamba: true
         channels: conda-forge, franklab, edeno, defaults
         channel-priority: true
         activate-environment: replay_trajectory_classification
-
+        environment-file: environment.yml
     - name: Install replay_trajectory_classification
       shell: bash -l {0}
       run: |