diff --git a/.travis.yml b/.travis.yml
index 576d451d..0b5cb0d7 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -31,7 +31,6 @@ notifications:
       - youhei@jsk.t.u-tokyo.ac.jp
       - ueda@jsk.t.u-tokyo.ac.jp
       - noazawa@jsk.t.u-tokyo.ac.jp
-      - iiysaito@opensource-robotics.tokyo.jp
     on_success: always #[always|never|change] # default: change
     on_failure: always #[always|never|change] # default: always
 before_script: