diff --git a/.github/workflows/test-ci.yml b/.github/workflows/test-ci.yml
index 20e2700..29a99d8 100644
--- a/.github/workflows/test-ci.yml
+++ b/.github/workflows/test-ci.yml
@@ -4,12 +4,13 @@ on: [push]
 
 jobs:
   build:
-    name: clingo ${{ matrix.os }}
+    name: clingo ${{ matrix.python-version }} ${{ matrix.os }}
     runs-on: ${{ matrix.os }}
     strategy:
       fail-fast: false
       matrix:
         os: ['ubuntu-latest', 'macos-latest', 'windows-latest']
+        python-version: ['3.7']
         include:
           - os: 'ubuntu-latest'
             env_file: '.github/tests/linux-env.yml'
@@ -26,6 +27,7 @@ jobs:
         with:
           auto-update-conda: true
           activate-environment: clingo
+          python-version: ${{ matrix.python-version }}
           environment-file: ${{ matrix.env_file }}     
 
       - name: Checkout clingo-sys branch test-clingo-wip