diff --git a/authserver/README.md b/authserver/README.md
index 2f945ef..99b4a1f 100644
--- a/authserver/README.md
+++ b/authserver/README.md
@@ -7,7 +7,7 @@ Provides an API to the web client and web server to serve tool data and authenti
 ### Initial run
 
 ```
-$ sudo apt install python3 python3-pip python3-virtualenv   # for Debian
+$ sudo apt install python3 python3-pip python-virtualenv python3-virtualenv   # for Debian
 $ virtualenv -p python3 env
 $ . env/bin/activate
 (env) $ pip install -r requirements.txt