diff --git a/README.md b/README.md
index 5ad3831..63f0d8b 100644
--- a/README.md
+++ b/README.md
@@ -14,6 +14,7 @@ Script to download film from streaming community without selenium
 
 * python [3.9](https://www.python.org/downloads/release/python-390/)
 * ffmpeg [win](https://www.gyan.dev/ffmpeg/builds/)
+* opensll [win](https://slproweb.com/products/Win32OpenSSL.html)
 
 ## Installation