diff --git a/action.yml b/action.yml
index 573902b3..56d6ebef 100644
--- a/action.yml
+++ b/action.yml
@@ -31,5 +31,6 @@ runs:
         python-version: "3.10"
 
     - name: "Install nox"
-      run: pipx install '${{ github.action_path }}'
+      # --python "$(which python)" => always use the last setup-python version to install nox.
+      run: pipx install --python "$(which python)" '${{ github.action_path }}'
       shell: bash