diff --git a/.github/workflows/ci.yaml b/.github/workflows/ci.yaml
index f9289e01..365bbf58 100644
--- a/.github/workflows/ci.yaml
+++ b/.github/workflows/ci.yaml
@@ -62,7 +62,7 @@ jobs:
         run: python -m pip install --no-deps -vv ./
 
       - name: Install Pytest
-        run: mamba install -y pytest pytest-cov pytest-check
+        run: mamba install -y -c conda-forge pytest=7.4.2 pytest-cov=4.1.0 pytest-check
 
       - name: Mamba info
         run: |