diff --git a/README.md b/README.md
index 8f91ac7..0d2e395 100644
--- a/README.md
+++ b/README.md
@@ -6,15 +6,11 @@
 This module adds a "Users, Groups and Permissions" report in the CMS, so that
 an administrator can get a quick overview of who has access to the CMS.
 
-## Requirements
+## Installation
 
-* Silverstripe 4.0+
-
-**Note:** For Silverstripe 3.x, please use the [1.x release line](https://github.com/silverstripe/silverstripe-securityreport/tree/1.0).
-
-## Install
-
-To install run `composer require silverstripe/securityreport`.
+```sh
+composer require silverstripe/securityreport
+```
 
 ## Subsites Support
 
diff --git a/composer.json b/composer.json
index cac7dba..d39b6b9 100644
--- a/composer.json
+++ b/composer.json
@@ -35,4 +35,4 @@
     },
     "minimum-stability": "dev",
     "prefer-stable": true
-}
+}
\ No newline at end of file