diff --git a/libpipeline.spec b/libpipeline.spec
index e1bf38d..92ddb0f 100644
--- a/libpipeline.spec
+++ b/libpipeline.spec
@@ -1,5 +1,5 @@
 Name:          libpipeline
-Version:       1.5.6
+Version:       1.5.7
 Release:       1mamba
 Summary:       A C library for manipulating pipelines of subprocesses in a flexible and convenient way
 Group:         System/Libraries
@@ -52,15 +52,17 @@ This package contains libraries and header files for developing applications tha
 %files devel
 %defattr(-,root,root)
 %{_includedir}/pipeline.h
-%{_libdir}/libpipeline.la
 %{_libdir}/libpipeline.so
 %{_libdir}/pkgconfig/libpipeline.pc
-%{_mandir}/man3/libpipeline.3.gz
+%{_mandir}/man3/libpipeline.3*
 %{_mandir}/man3/pipecmd_*.3*
 %{_mandir}/man3/pipeline_*.3*
 %doc ChangeLog TODO
 
 %changelog
+* Thu Nov 17 2022 Automatic Build System <autodist@mambasoft.it> 1.5.7-1mamba
+- automatic version update by autodist
+
 * Sun Apr 24 2022 Automatic Build System <autodist@mambasoft.it> 1.5.6-1mamba
 - automatic version update by autodist