diff --git a/README.md b/README.md
index 9f066bb..fc9b923 100644
--- a/README.md
+++ b/README.md
@@ -45,4 +45,14 @@ ufw reset
 ```
 # <file system>     <dir>       <type>   <options>   <dump>	<pass>
 10.10.0.10:/backups /var/backups  nfs      defaults    0       0
-```
\ No newline at end of file
+```
+
+## Merge video files with ffmpeg
+```
+$ cat files.txt
+file 'file 1.mkv'
+file 'file 2.mkv'
+file 'file 3.mkv'
+file 'file 4.mkv'
+```
+`ffmpeg -f concat -safe 0 -i files.txt -c copy output.mkv`
\ No newline at end of file