diff --git a/.travis.yml b/.travis.yml
index ec0ca97..752ae49 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -9,7 +9,7 @@ before_install:
   - docker build -t takuti/twitter-bot .
 
 script:
-  - docker run -it takuti/twitter-bot /bin/sh -c "bundle exec rake"
+  - docker run -it takuti/twitter-bot /bin/sh -c "bundle exec rake test"
 
 branches:
   only:
diff --git a/Rakefile b/Rakefile
index 6b930c9..1a477ed 100644
--- a/Rakefile
+++ b/Rakefile
@@ -1,21 +1,3 @@
-task default: :test
-task :setup => ["ipadic:compile", "ipadic:clean"]
-
-namespace :ipadic do
-  task :compile do
-    if not File.exist?("./ipadic")
-      system "wget 'http://osdn.jp/frs/redir.php?m=jaist&f=%2Figo%2F52344%2Figo-0.4.3.jar' -O igo.jar"
-      system "wget 'https://drive.google.com/uc?export=download&id=0B4y35FiV1wh7MWVlSDBCSXZMTXM' -O mecab-ipadic.tar.gz"
-      system "tar zxfv mecab-ipadic.tar.gz"
-      system "java -cp igo.jar net.reduls.igo.bin.BuildDic ipadic mecab-ipadic-2.7.0-20070801 EUC-JP"
-    end
-  end
-
-  task :clean do
-    system "rm -rf igo.jar mecab-ipadic-2.7.0-20070801 mecab-ipadic.tar.gz"
-  end
-end
-
 task :test do
   # save markov table on local as "tweet.markov"
   system "ruby lib/post_tweet.rb dry-run"