diff --git a/requirements.txt b/requirements.txt
index 0b285d0..6b134c4 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -13,4 +13,5 @@ bitstring
 cloudscraper
 unidecode
 beautifulsoup4
-lxml
\ No newline at end of file
+lxml
+six