diff --git a/docs/running_psalm/installation.md b/docs/running_psalm/installation.md
index 820e7684dc1..071ba3f5dc0 100644
--- a/docs/running_psalm/installation.md
+++ b/docs/running_psalm/installation.md
@@ -1,6 +1,6 @@
 # Installation
 
-The latest version of Psalm requires PHP >= 7.1 and [Composer](https://getcomposer.org/).
+The latest version of Psalm requires PHP >= 7.4 and [Composer](https://getcomposer.org/).
 
 ```bash
 composer require --dev vimeo/psalm