diff --git a/.github/workflows/macos-linux-conda.yml b/.github/workflows/macos-linux-conda.yml
index 33a968fcf7828e6381ced3f345802ead74a2c0d9..ad139d636ce886061235d57ae23e5564636959f7 100644
--- a/.github/workflows/macos-linux-conda.yml
+++ b/.github/workflows/macos-linux-conda.yml
@@ -22,7 +22,7 @@ jobs:
         activate-environment: hpp-fcl
         auto-update-conda: true
         environment-file: .github/workflows/conda/conda-env.yml
-        python-version: 3.8
+        python-version: 3.7
 
     - name: Install cmake and update conda
       shell: bash -l {0}