diff --git a/README.md b/README.md
index 7dc6a6c..e5d3036 100644
--- a/README.md
+++ b/README.md
@@ -3,3 +3,7 @@ Buranun is a textboard software written in python.
 Name
 ----
 𒀀𒇉𒌓𒄒𒉣 (íd)Buranun (Sumerian) - n. Euphrates
+
+Requirements
+------------
+Buranun requires Beautiful Soup version 4 (bs4) for its html generation.