diff --git a/ktoblzcheck.spec b/ktoblzcheck.spec
index 8f27565..1bb125c 100644
--- a/ktoblzcheck.spec
+++ b/ktoblzcheck.spec
@@ -1,5 +1,5 @@
 Name:          ktoblzcheck
-Version:       1.52
+Version:       1.53
 Release:       1mamba
 Summary:       A library to check bank account numbers and bank codes (BLZ) of German Banks
 Group:         System/Libraries
@@ -87,6 +87,9 @@ This package contains libraries and header files for developing applications tha
 %doc NEWS
 
 %changelog
+* Sat Feb 06 2021 Automatic Build System <autodist@mambasoft.it> 1.53-1mamba
+- automatic version update by autodist
+
 * Tue Feb 25 2020 Automatic Build System <autodist@mambasoft.it> 1.52-1mamba
 - automatic version update by autodist