From a9ca45b283d6dcf10ffab45315cb30c881d89327 Mon Sep 17 00:00:00 2001
From: Alex Krolick <alexander.krolick@gmail.com>
Date: Wed, 11 Jul 2018 00:10:50 -0700
Subject: [PATCH] no cache fallback

---
 .circleci/config.yml | 4 +---
 1 file changed, 1 insertion(+), 3 deletions(-)

diff --git a/.circleci/config.yml b/.circleci/config.yml
index 1f7f9081..b0efeb7b 100644
--- a/.circleci/config.yml
+++ b/.circleci/config.yml
@@ -8,11 +8,9 @@ jobs:
       - restore_cache:
           keys:
           - dependencies-{{ checksum "yarn.lock" }}
-          # fallback to using the latest cache if no exact match is found
-          - dependencies-
       - run:
           name: Install
-          command: yarn install
+          command: yarn install --pure-lockfile
       - save_cache:
           paths:
             - node_modules