diff --git a/kdoctools.spec b/kdoctools.spec
index a18ab8d..33cb504 100644
--- a/kdoctools.spec
+++ b/kdoctools.spec
@@ -1,7 +1,7 @@
 %define majver %(echo %version | cut -d. -f1-2)
 
 Name:          kdoctools
-Version:       5.52.0
+Version:       5.53.0
 Release:       1mamba
 Summary:       Provides tools to generate documentation in various format from DocBook files
 Group:         Development/Tools
@@ -84,6 +84,9 @@ This package contains libraries and header files for developing applications tha
 %{_kde5_libdir}/cmake/KF5DocTools
 
 %changelog
+* Sat Dec 15 2018 Automatic Build System <autodist@mambasoft.it> 5.53.0-1mamba
+- automatic version update by autodist
+
 * Fri Nov 16 2018 Automatic Build System <autodist@mambasoft.it> 5.52.0-1mamba
 - automatic version update by autodist