diff --git a/dovecot/dovecot.spec b/dovecot/dovecot.spec
index 1a9b4d7a7b..f8c391b532 100644
--- a/dovecot/dovecot.spec
+++ b/dovecot/dovecot.spec
@@ -23,7 +23,7 @@
 
 #   package version
 %define       V_major       2.3
-%define       V_minor       5
+%define       V_minor       5.1
 %define       V_pigeonhole  0.5.5
 
 #   package information
@@ -37,7 +37,7 @@ Class:        PLUS
 Group:        Mail
 License:      MIT+LGPL
 Version:      %{V_major}.%{V_minor}
-Release:      20190306
+Release:      20190328
 
 #   package options
 %option       with_fsl          yes