diff --git a/README.md b/README.md
index a3fdfc3c..2f269b4e 100644
--- a/README.md
+++ b/README.md
@@ -27,6 +27,7 @@ Ecommerce website built with Django 2.2.3, Python 3.7.3, and AWS
 ![image](https://user-images.githubusercontent.com/29988949/66291657-3e091880-e897-11e9-830b-6cf44e72a995.png)
 
 # Installation
+* [install postgresql for your OS](https://www.postgresql.org/download/)
 
 `pip install django`
 
@@ -36,7 +37,9 @@ Ecommerce website built with Django 2.2.3, Python 3.7.3, and AWS
 
 `source env/bin/activate`
 
-# For Window
+`brew install postgresql`
+
+# For Windows
 
 `env\scripts\activate`