diff --git a/README.md b/README.md
index 5ebd7d6..7e1bcd1 100644
--- a/README.md
+++ b/README.md
@@ -1,5 +1,5 @@
 # tsdump
-[![Build Status](https://travis-ci.org/voidint/tsdump.svg?branch=master)](https://travis-ci.org/voidint/tsdump)
+[![Build Status](https://api.travis-ci.org/voidint/tsdump.png)](https://travis-ci.org/voidint/tsdump)
 [![Coverage Status](https://coveralls.io/repos/github/voidint/tsdump/badge.svg?branch=master)](https://coveralls.io/github/voidint/tsdump?branch=master)
 
 ## 目录
@@ -20,6 +20,7 @@ $ go get -u github.com/voidint/tsdump
 ## 基本使用
 
 ```shell
+$ tsdump --help
 NAME:
   tsdump - Database table structure dump tool.
 
@@ -27,20 +28,21 @@ USAGE:
   tsdump [OPTIONS] [database [table ...]]
 
 VERSION:
-  0.2.0
+  0.3.0
 
 AUTHOR:
   voidnt <voidint@126.com>
 
 OPTIONS:
-  -D, --debug               enable debug mode
-  -h value, --host value    connect to host (default: "127.0.0.1")
-  -P value, --port value    port number to use for connection (default: 3306)
-  -u value, --user value    user for login if not current user (default: "voidint")
-  -V value, --viewer value  output viewer. Optional values: txt|csv|json|md (default: "txt")
-  -o value, --output value  write to a file, instead of STDOUT
-  --help                    show help
-  --version, -v             print the version
+  -D, --debug                 enable debug mode
+  -h value, --host value      connect to host (default: "127.0.0.1")
+  -P value, --port value      port number to use for connection (default: 3306)
+  -u value, --user value      user for login if not current user (default: "voidint")
+  -p value, --password value  password to use when connecting to server. If password is not given it's solicited on the tty.
+  -V value, --viewer value    output viewer. Optional values: txt|csv|json|md (default: "txt")
+  -o value, --output value    write to a file, instead of STDOUT
+  --help                      show help
+  --version, -v               print the version
 
 COPYRIGHT:
   Copyright (c) 2017, 2018, voidint. All rights reserved.
@@ -126,23 +128,27 @@ COPYRIGHT:
 
 - 将用户权限范围内数据库及其表结构数据输出到csv文件
     ```shell
-    $ tsdump -h 127.0.0.1 -P 3307 -u root -V csv -o ./mydb.csv
+    $ tsdump -h 127.0.0.1 -P 3307 -u root -V csv > ./mydb.csv
     ```
 
 - 将目标数据库及其所有表的表结构数据输出到JSON文件
     ```shell
-    $ tsdump -h 127.0.0.1 -P 3307 -u root -V json -o mydb.json mydb
+    $ tsdump -h 127.0.0.1 -P 3307 -u root -V json mydb > mydb.json
     ```
 
 ## Changelog
+### 0.3.0 - 2018/01/05
+- `Add feature`: 支持通过`-p`选项指定数据库登录密码。[#16](https://github.com/voidint/tsdump/issues/16)
+- `Fixbug`: 标准输出重定向后获得的内容中包含有`Enter Password:`字样。[#17](https://github.com/voidint/tsdump/issues/17)
+
 ### 0.2.0 - 2018/01/01
-- 支持从stdin console中读取数据库登录密码。[#5](https://github.com/voidint/tsdump/issues/5)
-- 修正help信息。[#6](https://github.com/voidint/tsdump/issues/6)
-- 支持命令行参数指定目标数据库和表。[#12](https://github.com/voidint/tsdump/issues/12)
-- 支持通过`-h`选项指定主机名。[#14](https://github.com/voidint/tsdump/issues/14)
+- `Add feature`: 支持从stdin console中读取数据库登录密码。[#5](https://github.com/voidint/tsdump/issues/5)
+- `Fixbug`: 修正help信息。[#6](https://github.com/voidint/tsdump/issues/6)
+- `Add feature`: 支持命令行参数指定目标数据库和表。[#12](https://github.com/voidint/tsdump/issues/12)
+- `Add feature`: 支持通过`-h`选项指定主机名。[#14](https://github.com/voidint/tsdump/issues/14)
 
 ### 0.1.0 - 2017/12/31
-- 支持以`csv`视图方式导出表结构数据。[#1](https://github.com/voidint/tsdump/issues/1)
-- 支持以`markdown`视图方式导出表结构数据。[#2](https://github.com/voidint/tsdump/issues/2)
-- 支持以`text`视图方式导出表结构数据。[#3](https://github.com/voidint/tsdump/issues/3)
-- 支持以`json`视图方式导出表结构数据。[#4](https://github.com/voidint/tsdump/issues/4)
\ No newline at end of file
+- `Add feature`: 支持以`csv`视图方式导出表结构数据。[#1](https://github.com/voidint/tsdump/issues/1)
+- `Add feature`: 支持以`markdown`视图方式导出表结构数据。[#2](https://github.com/voidint/tsdump/issues/2)
+- `Add feature`: 支持以`text`视图方式导出表结构数据。[#3](https://github.com/voidint/tsdump/issues/3)
+- `Add feature`: 支持以`json`视图方式导出表结构数据。[#4](https://github.com/voidint/tsdump/issues/4)
diff --git a/main.go b/main.go
index e2bccee..3bb7f61 100644
--- a/main.go
+++ b/main.go
@@ -22,7 +22,7 @@ import (
 	_ "github.com/voidint/tsdump/view/txt"
 )
 
-const shortVersion = "0.2.0"
+const shortVersion = "0.3.0"
 
 var (
 	username string
@@ -103,6 +103,11 @@ func main() {
 			Usage:       "user for login if not current user",
 			Destination: &c.Username,
 		},
+		cli.StringFlag{
+			Name:        "p, password",
+			Usage:       "password to use when connecting to server. If password is not given it's solicited on the tty.",
+			Destination: &c.Password,
+		},
 		cli.StringFlag{
 			Name:  "V, viewer",
 			Value: txt.Name,
@@ -125,11 +130,11 @@ func main() {
 			c.Tables = args.Tail()
 		}
 
-		var passwd []byte
-		if passwd, err = readPassword(); err != nil {
-			return cli.NewExitError(fmt.Sprintf("[tsdump] %s", err.Error()), 1)
+		if c.Password == "" {
+			if c.Password, err = readPassword("Enter Password: "); err != nil {
+				return cli.NewExitError(fmt.Sprintf("[tsdump] %s", err.Error()), 1)
+			}
 		}
-		c.Password = string(passwd)
 		return nil
 	}
 
@@ -172,10 +177,13 @@ func main() {
 }
 
 // readPassword 从stdin读取密码
-func readPassword() (passwd []byte, err error) {
-	defer fmt.Println()
-	fmt.Print("Enter Password: ")
-	return terminal.ReadPassword(int(os.Stdin.Fd()))
+func readPassword(prompt string) (passwd string, err error) {
+	state, err := terminal.MakeRaw(int(os.Stdin.Fd()))
+	if err != nil {
+		return "", err
+	}
+	defer terminal.Restore(int(os.Stdin.Fd()), state)
+	return terminal.NewTerminal(os.Stdin, "").ReadPassword(prompt)
 }
 
 // getMetadata 根据目标数据库名和表名，返回目标数据库及其表的元数据。