diff --git a/.github/workflows/main.yml b/.github/workflows/main.yml
index 5e76556..b74dc04 100644
--- a/.github/workflows/main.yml
+++ b/.github/workflows/main.yml
@@ -118,7 +118,7 @@ jobs:
         source $CONDA_ROOT/etc/profile.d/conda.sh
         conda info -a
         mv conda-bld $CONDA_ROOT/conda-bld
-        conda create -n cptest local::conda-pack conda-forge::pytest conda-forge::pytest-cov python=${{ matrix.pyver }} ${{ matrix.squashfs_deps }}
+        conda create -n cptest local::conda-pack conda-forge::pytest conda-forge::pytest-cov defaults::python=${{ matrix.pyver }} ${{ matrix.squashfs_deps }}
         conda activate cptest
         pytest -v -ss --cov=conda_pack --cov-branch --cov-report=xml conda_pack/tests
     - uses: codecov/codecov-action@v4
diff --git a/.pre-commit-config.yaml b/.pre-commit-config.yaml
index 2bc7ce2..6321fae 100644
--- a/.pre-commit-config.yaml
+++ b/.pre-commit-config.yaml
@@ -22,7 +22,7 @@ repos:
         exclude: conda-recipe/meta.yaml
       - id: check-merge-conflict
   - repo: https://github.com/asottile/pyupgrade
-    rev: v3.15.2
+    rev: v3.16.0
     hooks:
       - id: pyupgrade
         args: ["--py37-plus"]