diff --git a/models/issue.go b/models/issue.go
index 9422a7380d0c..05c9525341dd 100644
--- a/models/issue.go
+++ b/models/issue.go
@@ -981,7 +981,7 @@ type Attachment struct {
 	IssueId   int64
 	CommentId int64
 	Name      string
-	Path      string
+	Path      string    `xorm:"TEXT"`
 	Created   time.Time `xorm:"CREATED"`
 }