diff --git a/lib/bootstrap.php b/lib/bootstrap.php
index 6de246d260aba538938129effeb6234e705598ba..266f3127b6b3774ae825f1868e372e066a4774db 100644
--- a/lib/bootstrap.php
+++ b/lib/bootstrap.php
@@ -13,7 +13,7 @@
 const DEFAULT_ENV = 'production';
 
 //software version - please leave it as it is!
-$SOFTWARE_VERSION = '5.3.4';
+$SOFTWARE_VERSION = '5.3.5';
 
 // Store startup time
 $STUDIP_STARTUP_TIME = microtime(true);