diff --git a/data/hooks/conf_regen/25-dovecot b/data/hooks/conf_regen/25-dovecot
index 252828c7f..551400bdf 100644
--- a/data/hooks/conf_regen/25-dovecot
+++ b/data/hooks/conf_regen/25-dovecot
@@ -39,8 +39,8 @@ safe_copy dovecot-ldap.conf /etc/dovecot/dovecot-ldap.conf
 
 
 # Setup Sieve
-sudo rm -rf /etc/dovecot/global_script
-sudo mkdir -p -m 0770 /etc/dovecot/global_script
+sudo mkdir -p /etc/dovecot/global_script
+sudo chmod -R 770 /etc/dovecot/global_script
 
 safe_copy dovecot.sieve /etc/dovecot/global_script/dovecot.sieve
 sudo chmod 660 /etc/dovecot/global_script/dovecot.sieve > /dev/null 2>&1 \