diff --git a/install/installCyberPanel.py b/install/installCyberPanel.py
index 067d1ee53..73f955098 100755
--- a/install/installCyberPanel.py
+++ b/install/installCyberPanel.py
@@ -505,7 +505,7 @@ def installPureFTPDConfigurations(self, mysql):
                 install.preFlightsChecks.call(command, self.distro, command, command, 1, 1, os.EX_OSERR)
 
 
-                if get_Ubuntu_release() > 20:
+                if get_Ubuntu_release() > 21.00:
                     ### change mysql md5 to crypt
 
                     command = "sed -i 's/MYSQLCrypt md5/MYSQLCrypt crypt/g' /etc/pure-ftpd/db/mysql.conf"