diff --git a/README.md b/README.md
index 1d091da..5ad3831 100644
--- a/README.md
+++ b/README.md
@@ -13,6 +13,7 @@ Script to download film from streaming community without selenium
 ## Requirement
 
 * python [3.9](https://www.python.org/downloads/release/python-390/)
+* ffmpeg [win](https://www.gyan.dev/ffmpeg/builds/)
 
 ## Installation