diff --git a/app/dl/iter.go b/app/dl/iter.go
index df524d288..c3b66edf6 100644
--- a/app/dl/iter.go
+++ b/app/dl/iter.go
@@ -6,6 +6,7 @@ import (
 	"crypto/sha256"
 	"encoding/binary"
 	"fmt"
+	"github.com/iyear/tdl/pkg/filterMap"
 	"os"
 	"path/filepath"
 	"sort"
@@ -74,8 +75,8 @@ func newIter(pool dcpool.Pool, manager *peers.Manager, dialog [][]*tmessage.Dial
 	}
 
 	// include and exclude
-	includeMap := filterMap(opts.Include, fsutil.AddPrefixDot)
-	excludeMap := filterMap(opts.Exclude, fsutil.AddPrefixDot)
+	includeMap := filterMap.New(opts.Include, fsutil.AddPrefixDot)
+	excludeMap := filterMap.New(opts.Exclude, fsutil.AddPrefixDot)
 
 	// to keep fingerprint stable
 	sortDialogs(dialogs, opts.Desc)
@@ -287,14 +288,6 @@ func flatDialogs(dialogs [][]*tmessage.Dialog) []*tmessage.Dialog {
 	return res
 }
 
-func filterMap(data []string, keyFn func(key string) string) map[string]struct{} {
-	m := make(map[string]struct{})
-	for _, v := range data {
-		m[keyFn(v)] = struct{}{}
-	}
-	return m
-}
-
 func sortDialogs(dialogs []*tmessage.Dialog, desc bool) {
 	sort.Slice(dialogs, func(i, j int) bool {
 		return tutil.GetInputPeerID(dialogs[i].Peer) <
diff --git a/app/up/up.go b/app/up/up.go
index 00f2d46f3..2833ec698 100644
--- a/app/up/up.go
+++ b/app/up/up.go
@@ -25,13 +25,14 @@ import (
 type Options struct {
 	Chat     string
 	Paths    []string
+	Includes []string
 	Excludes []string
 	Remove   bool
 	Photo    bool
 }
 
 func Run(ctx context.Context, c *telegram.Client, kvd kv.KV, opts Options) (rerr error) {
-	files, err := walk(opts.Paths, opts.Excludes)
+	files, err := walk(opts.Paths, opts.Includes, opts.Excludes)
 	if err != nil {
 		return err
 	}
diff --git a/app/up/walk.go b/app/up/walk.go
index e7f8a325d..3ee7954fd 100644
--- a/app/up/walk.go
+++ b/app/up/walk.go
@@ -1,6 +1,7 @@
 package up
 
 import (
+	"github.com/iyear/tdl/pkg/filterMap"
 	"io/fs"
 	"path/filepath"
 	"strings"
@@ -9,15 +10,12 @@ import (
 	"github.com/iyear/tdl/pkg/consts"
 )
 
-func walk(paths, excludes []string) ([]*file, error) {
+func walk(paths, includes, excludes []string) ([]*file, error) {
 	files := make([]*file, 0)
-	excludesMap := map[string]struct{}{
-		consts.UploadThumbExt: {}, // ignore thumbnail files
-	}
 
-	for _, exclude := range excludes {
-		excludesMap[exclude] = struct{}{}
-	}
+	includesMap := filterMap.New(includes, fsutil.AddPrefixDot)
+	excludesMap := filterMap.New(excludes, fsutil.AddPrefixDot)
+	excludesMap[consts.UploadThumbExt] = struct{}{} // ignore thumbnail files
 
 	for _, path := range paths {
 		err := filepath.WalkDir(path, func(path string, d fs.DirEntry, err error) error {
@@ -27,7 +25,13 @@ func walk(paths, excludes []string) ([]*file, error) {
 			if d.IsDir() {
 				return nil
 			}
-			if _, ok := excludesMap[filepath.Ext(path)]; ok {
+
+			// process include and exclude
+			ext := filepath.Ext(path)
+			if _, ok := includesMap[ext]; len(includesMap) > 0 && !ok {
+				return nil
+			}
+			if _, ok := excludesMap[ext]; len(excludesMap) > 0 && ok {
 				return nil
 			}
 
diff --git a/cmd/up.go b/cmd/up.go
index 2e3aa9149..6a3b3298d 100644
--- a/cmd/up.go
+++ b/cmd/up.go
@@ -26,12 +26,15 @@ func NewUpload() *cobra.Command {
 	}
 
 	const (
-		_chat = "chat"
-		path  = "path"
+		_chat   = "chat"
+		path    = "path"
+		include = "include"
+		exclude = "exclude"
 	)
 	cmd.Flags().StringVarP(&opts.Chat, _chat, "c", "", "chat id or domain, and empty means 'Saved Messages'")
 	cmd.Flags().StringSliceVarP(&opts.Paths, path, "p", []string{}, "dirs or files")
-	cmd.Flags().StringSliceVarP(&opts.Excludes, "excludes", "e", []string{}, "exclude the specified file extensions")
+	cmd.Flags().StringSliceVarP(&opts.Includes, include, "i", []string{}, "include the specified file extensions")
+	cmd.Flags().StringSliceVarP(&opts.Excludes, exclude, "e", []string{}, "exclude the specified file extensions")
 	cmd.Flags().BoolVar(&opts.Remove, "rm", false, "remove the uploaded files after uploading")
 	cmd.Flags().BoolVar(&opts.Photo, "photo", false, "upload the image as a photo instead of a file")
 
diff --git a/docs/content/en/guide/download.md b/docs/content/en/guide/download.md
index 2b44a8073..06814d560 100644
--- a/docs/content/en/guide/download.md
+++ b/docs/content/en/guide/download.md
@@ -117,7 +117,7 @@ Download files with extension filters:
 {{< hint warning >}}
 The extension is only matched with the file name, not the MIME type. So it may not work as expected.
 
-Whitelist and blacklist can not be used at the same time.
+Whitelist and blacklist can not be used at the same time(if you use both whitelist and blacklist, only the whitelist will take effect.).
 {{< /hint >}}
 
 Whitelist: Only download files with `.jpg` `.png` extension
diff --git a/docs/content/en/guide/upload.md b/docs/content/en/guide/upload.md
index b89ee8476..2b36bbad3 100644
--- a/docs/content/en/guide/upload.md
+++ b/docs/content/en/guide/upload.md
@@ -39,6 +39,28 @@ Upload files except specified extensions:
 tdl up -p /path/to/file -p /path/to/dir -e .so -e .tmp
 {{< /command >}}
 
+## Filters
+
+Upload files with extension filters:
+
+{{< hint warning >}}
+The extension is only matched with the file name, not the MIME type. So it may not work as expected.
+
+Whitelist and blacklist can not be used at the same time(if you use both whitelist and blacklist, only the whitelist will take effect.).
+{{< /hint >}}
+
+Whitelist: Only upload files with `.jpg` `.png` extension
+
+{{< command >}}
+tdl up -p /path/to/file -p /path/to/dir -i jpg,png
+{{< /command >}}
+
+Blacklist: Upload all files except `.mp4` `.flv` extension
+
+{{< command >}}
+tdl up -p /path/to/file -p /path/to/dir -e mp4 -e flv
+{{< /command >}}
+
 ## Delete Local
 
 Delete the uploaded file after uploading successfully:
diff --git a/docs/content/zh/guide/download.md b/docs/content/zh/guide/download.md
index 818aa9e85..f31be63ff 100644
--- a/docs/content/zh/guide/download.md
+++ b/docs/content/zh/guide/download.md
@@ -112,7 +112,7 @@ tdl dl -u https://t.me/tdl/1 --takeout
 {{< hint warning >}}
 扩展名仅与文件名匹配，而不是 MIME 类型。因此，这可能不会按预期工作。
 
-白名单和黑名单不能同时使用。
+白名单和黑名单不能同时使用（如果同时使用则仅有白名单生效）。
 {{< /hint >}}
 
 白名单：只下载扩展名为 `.jpg` `.png` 的文件
diff --git a/docs/content/zh/guide/upload.md b/docs/content/zh/guide/upload.md
index 60a2720bb..c92ee32a3 100644
--- a/docs/content/zh/guide/upload.md
+++ b/docs/content/zh/guide/upload.md
@@ -33,10 +33,24 @@ tdl up -p /path/to/file -t 8 -s 524288 -l 4
 
 ## 过滤器
 
-上传除指定扩展名之外的文件：
+使用扩展名过滤器上传文件：
+
+{{< hint warning >}}
+扩展名仅与文件名匹配，而不是 MIME 类型。因此，这可能不会按预期工作。
+
+白名单和黑名单不能同时使用（如果同时使用则仅有白名单生效）。
+{{< /hint >}}
+
+白名单：只上传扩展名为 `.jpg` `.png` 的文件
+
+{{< command >}}
+tdl up -p /path/to/file -p /path/to/dir -i jpg,png
+{{< /command >}}
+
+黑名单：上传除了扩展名为 `.mp4` `.flv` 的所有文件
 
 {{< command >}}
-tdl up -p /path/to/file -p /path/to/dir -e .so -e .tmp
+tdl up -p /path/to/file -p /path/to/dir -e mp4 -e flv
 {{< /command >}}
 
 ## 自动删除
diff --git a/pkg/filterMap/filterMap.go b/pkg/filterMap/filterMap.go
new file mode 100644
index 000000000..5400c9e6f
--- /dev/null
+++ b/pkg/filterMap/filterMap.go
@@ -0,0 +1,9 @@
+package filterMap
+
+func New(data []string, keyFn func(key string) string) map[string]struct{} {
+	m := make(map[string]struct{})
+	for _, v := range data {
+		m[keyFn(v)] = struct{}{}
+	}
+	return m
+}