diff --git a/.circleci/config.yml b/.circleci/config.yml
deleted file mode 100644
index 0a893c2e..00000000
--- a/.circleci/config.yml
+++ /dev/null
@@ -1,29 +0,0 @@
-version: 2
-jobs:
-  build:
-    docker:
-      - image: circleci/ruby:2.6.3
-    working_directory: ~/vim-jp
-    steps:
-      - checkout
-      - restore_cache:
-          keys:
-            - vim-jp-{{ arch }}-{{ .Branch }}-{{ checksum "Gemfile" }}
-            - vim-jp-{{ arch }}-{{ .Branch }}
-            - vim-jp-
-      - run:
-          name: Install Ruby dependencies
-          command: bundle check --path=vendor/bundle || bundle install --path=vendor/bundle --jobs=4 --retry=3 && bundle clean -V
-      - save_cache:
-          key: vim-jp-{{ arch }}-{{ .Branch }}-{{ checksum "Gemfile" }}
-          paths:
-            - vendor/bundle
-      - run:
-          name: Build the Jekyll site
-          command: bundle exec jekyll build -d jekyll/_site/docs/
-      - store_artifacts:
-          path: jekyll/_site/docs/
-          destination: vim-jp.github.io
-      - run:
-          name: List generated files
-          command: find jekyll/_site/docs/ -type f