diff --git a/libpipeline.spec b/libpipeline.spec
index fb4e41b..250ce88 100644
--- a/libpipeline.spec
+++ b/libpipeline.spec
@@ -1,5 +1,5 @@
 Name:          libpipeline
-Version:       1.5.2
+Version:       1.5.3
 Release:       1mamba
 Summary:       A C library for manipulating pipelines of subprocesses in a flexible and convenient way
 Group:         System/Libraries
@@ -62,6 +62,9 @@ This package contains libraries and header files for developing applications tha
 %doc ChangeLog NEWS README TODO
 
 %changelog
+* Sun Aug 23 2020 Automatic Build System <autodist@mambasoft.it> 1.5.3-1mamba
+- automatic version update by autodist
+
 * Sun Jan 05 2020 Automatic Build System <autodist@mambasoft.it> 1.5.2-1mamba
 - automatic version update by autodist