diff --git a/README.md b/README.md
index c94856d..85eac9f 100644
--- a/README.md
+++ b/README.md
@@ -2,9 +2,9 @@
 ========
 GitBucket plug-in that adds simple CI ability to GitBucket.
 
-![Build results](https://github.com/takezoe/gitbucket-ci-plugin/blob/master/gitbucket-ci-plugin_results.png)
+![Build results](gitbucket-ci-plugin_results.png)
 
-![Build output](https://github.com/takezoe/gitbucket-ci-plugin/blob/master/gitbucket-ci-plugin_output.png)
+![Build output](gitbucket-ci-plugin_output.png)
 
 This plug-in allows repository owners to configure build command, and run them at following timing: