diff --git a/CHANGELOG.md b/CHANGELOG.md
index 5c8389f..af86341 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -6,6 +6,7 @@
 - Upgrade to Scalatra 2.6
 - Improve layout of the system settings page
 - New extension point (`sshCommandProvider`)
+- Dropped [gitbucket-pages-plugin](https://github.com/gitbucket/gitbucket-pages-plugin) from bundled plugins temporary because update for Scalatra 2.6 couldn't completed before this release.
 
 ## 4.18.0 - 14 Oct 2017
 - Form to reply to review comment
diff --git a/README.md b/README.md
index 7143a47..2c90346 100644
--- a/README.md
+++ b/README.md
@@ -75,5 +75,6 @@
 - Upgrade to Scalatra 2.6
 - Improve layout of the system settings page
 - New extension point (`sshCommandProvider`)
+- Dropped [gitbucket-pages-plugin](https://github.com/gitbucket/gitbucket-pages-plugin) from bundled plugins temporary because update for Scalatra 2.6 couldn't completed before this release.
 
 See the [change log](CHANGELOG.md) for all of the updates.