diff --git a/README.md b/README.md
index dbc1cec9..6d1fc1e5 100644
--- a/README.md
+++ b/README.md
@@ -372,10 +372,10 @@ If you use [Zotero](https://www.zotero.org/) to organize your personal bibliogra
 you can use the `paperqa.contrib.ZoteroDB` to query papers from your library,
 which relies on [pyzotero](https://github.com/urschrei/pyzotero).
 
-Install `pyzotero` to use this feature:
+Install `pyzotero` via the `zotero` extra for this feature:
 
 ```bash
-pip install pyzotero
+pip install paperqa[zotero]
 ```
 
 First, note that `paperqa` parses the PDFs of papers to store in the database,