From 96251cf19b608aa8677d32f79c77fbd0b5f5dfd3 Mon Sep 17 00:00:00 2001
From: Bogdan Opanchuk <bogdan@opanchuk.net>
Date: Wed, 26 May 2021 22:18:24 -0700
Subject: [PATCH] Fix CI build

---
 .circleci/config.yml | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/.circleci/config.yml b/.circleci/config.yml
index 312e6f6..dd74ea2 100644
--- a/.circleci/config.yml
+++ b/.circleci/config.yml
@@ -121,9 +121,12 @@ commands:
       - run:
           name: Install Python dependencies with Pipenv
           command: pipenv install --python << parameters.python_version >> --dev --skip-lock --pre
+      # Workaround for pipenv check erroneously requiring pip>=21.1,
+      # even if it is in fact installed and that version is fixed in Pipfile.
+      # See https://github.com/pypa/pipenv/issues/4147
       - run:
           name: Check PEP 508 Requirements
-          command: pipenv check
+          command: pipenv check --ignore 40291
       - persist_to_workspace:
           root: ~/.local/share/virtualenvs/
           paths: