diff --git a/README.md b/README.md
index 7506ea1..1caa97f 100644
--- a/README.md
+++ b/README.md
@@ -4,7 +4,7 @@ By popular demand, I'm building a better anonkun. It doesn't do much right now t
 ## Requirements  
 Python 3.6+  
 PostgreSQL 10.4+  
-Python packages: `django psycopg2 channels jinja2`  
+Python packages: `django psycopg2 channels jinja2 argon2-cffi`  
 
 ## Install  
 ```