diff --git a/constants.php b/constants.php
index 84c8b6557f189c8b3e8b8c87e98a4f3642e29dd8..871e258a5a11b776111fe46f2c56f31bcf9c3366 100644
--- a/constants.php
+++ b/constants.php
@@ -3,7 +3,7 @@
 # variables
 
 //use this to know which version we published
-$versionString = '2.9.0';
+$versionString = '2.9.1';
 $rootDirNameToUseString = 'work';
 
 $isDebug = false; //logs debug to STDOUT