diff --git a/README.md b/README.md
index 104b7eab5..a39a92a32 100644
--- a/README.md
+++ b/README.md
@@ -53,6 +53,7 @@ There are two ways to install Gogs:
 - Mail Service, modules design is inspired by [WeTalk](https://github.com/beego/wetalk).
 - System Monitor Status is inspired by [GoBlog](https://github.com/fuxiaohei/goblog).
 - Usage and modification from [beego](http://beego.me) modules.
+- Thanks [gobuild.io](http://gobuild.io) for providing binary compile and download service.
 
 ## Contributors
 
diff --git a/README_ZH.md b/README_ZH.md
index 838e30a0e..440f952f8 100644
--- a/README_ZH.md
+++ b/README_ZH.md
@@ -49,6 +49,7 @@ Gogs 完全使用 Go 语言来实现对 Git 数据的操作，实现 **零** 依
 - 基于 [GoBlog](https://github.com/fuxiaohei/goblog) 修改的系统监视状态。
 - [beego](http://beego.me) 模块的使用与修改。
 - [martini](http://martini.codegangsta.io/) 的路由与中间件机制。
+- 感谢 [gobuild.io](http://gobuild.io) 提供二进制编译与下载服务。
 
 ## 贡献成员
 
diff --git a/models/repo.go b/models/repo.go
index a76966b05..ff9090df3 100644
--- a/models/repo.go
+++ b/models/repo.go
@@ -109,7 +109,7 @@ func IsRepositoryExist(user *User, repoName string) (bool, error) {
 
 var (
 	// Define as all lower case!!
-	illegalPatterns = []string{"[.][Gg][Ii][Tt]", "user", "help", "stars", "issues", "pulls", "commits", "admin", "repo", "template", "admin"}
+	illegalPatterns = []string{"[.][Gg][Ii][Tt]", "raw", "user", "help", "stars", "issues", "pulls", "commits", "admin", "repo", "template", "admin"}
 )
 
 // IsLegalName returns false if name contains illegal characters.