diff --git a/README.md b/README.md
index 6c9d05f86..24c15f92a 100644
--- a/README.md
+++ b/README.md
@@ -46,7 +46,7 @@ This fork of RainLoop has the following changes:
 * Auth failed attempts written to syslog
 * Added Fail2ban instructions
 * ES2018
-* PHP 7.3+ required
+* PHP 7.4+ required
 * PHP mbstring extension required
 * PHP replaced pclZip with PharData and ZipArchive
 * Dark mode
diff --git a/snappymail/v/0.0.0/setup.php b/snappymail/v/0.0.0/setup.php
index 6fe37158e..89e52397d 100644
--- a/snappymail/v/0.0.0/setup.php
+++ b/snappymail/v/0.0.0/setup.php
@@ -2,10 +2,10 @@
 
 if (defined('APP_VERSION'))
 {
-	if (PHP_VERSION_ID  < 70300)
+	if (PHP_VERSION_ID  < 70400)
 	{
 		echo '<p style="color: red">';
-		echo '[301] Your PHP version ('.PHP_VERSION.') is lower than the minimal required 7.3.0!';
+		echo '[301] Your PHP version ('.PHP_VERSION.') is lower than the minimal required 7.4.0!';
 		echo '</p>';
 		exit(301);
 	}