.circleci/config.yml in uniqable-0.1.1 vs .circleci/config.yml in uniqable-0.1.2

@@ -23,9 +23,13 @@
       - restore_cache:
           keys:
           - v1-dependencies-{{ checksum "Gemfile.lock" }}
           # fallback to using the latest cache if no exact match is found
           - v1-dependencies-
+      - run:
+          name: install bundler
+          command: |
+            gem install bundler --pre
 
       - run:
           name: install dependencies
           command: |
             bundle install --jobs=4 --retry=3 --path vendor/bundle