Changed the base size to match median

Before:
![screen shot 2014-02-20 at 11 09 43](https://f.cloud.github.com/assets/1148714/2217721/8b43c91c-9a21-11e3-85ef-e75dc357d5c7.PNG)

After:
![bug-fixed](https://f.cloud.github.com/assets/1148714/2217723/928f1096-9a21-11e3-9bbe-e37a9fc44f23.png)

// @kaelig