diff --git a/docs/installation/postgresql.md b/docs/installation/postgresql.md
index ec51616..27f767e 100644
--- a/docs/installation/postgresql.md
+++ b/docs/installation/postgresql.md
@@ -3,7 +3,7 @@
 If you intend to use argos with Postgresql, you can install it with the following commands:
 
 ```bash
-pip install -e ".[postgresql]"
+pip install -e ".[postgres]"
 ```
 
 Here are a few steps for you to install postgresql on your system: