diff --git a/session/sess_mysql.go b/session/sess_mysql.go
index 3b0c6f3f..7bad9e4a 100644
--- a/session/sess_mysql.go
+++ b/session/sess_mysql.go
@@ -115,6 +115,7 @@ func (mp *MysqlProvider) SessionRead(sid string) (SessionStore, error) {
 
 func (mp *MysqlProvider) SessionExist(sid string) bool {
 	c := mp.connectInit()
+	defer c.Close()
 	row := c.QueryRow("select session_data from session where session_key=?", sid)
 	var sessiondata []byte
 	err := row.Scan(&sessiondata)