diff --git a/README.md b/README.md
index 10bca40..0d9c46f 100644
--- a/README.md
+++ b/README.md
@@ -3,3 +3,6 @@ converting all Files in your current working directory and all subdirectories to
 
 ### Example
 ```bash to_opus mp3 flac``` convert all files with .mp3-extension and .flac-extension to opus
+
+### Dependencies
+- ffmpeg