diff --git a/protobuf-c.spec b/protobuf-c.spec
index ee8e079..4099ab5 100644
--- a/protobuf-c.spec
+++ b/protobuf-c.spec
@@ -1,5 +1,5 @@
 Name:          protobuf-c
-Version:       1.4.1
+Version:       1.5.0
 Release:       1mamba
 Summary:       A C implementation of the Google Protocol Buffers data serialization format
 Group:         System/Libraries
@@ -14,7 +14,6 @@ BuildRequires: glibc-devel
 BuildRequires: libgcc
 BuildRequires: libprotobuf-devel
 BuildRequires: libstdc++6-devel
-BuildRequires: libz-devel
 ## AUTOBUILDREQ-END
 Requires:      lib%{name} = %{?epoch:%epoch:}%{version}-%{release}
 
@@ -74,12 +73,14 @@ This package contains libraries and header files for developing applications tha
 %{_includedir}/protobuf-c/protobuf-c.h
 %{_includedir}/protobuf-c/protobuf-c.proto
 %{_libdir}/libprotobuf-c.a
-%{_libdir}/libprotobuf-c.la
 %{_libdir}/libprotobuf-c.so
 %{_libdir}/pkgconfig/libprotobuf-c.pc
-%doc ChangeLog README.md TODO
+%doc CHANGELOG.md README.md TODO
 
 %changelog
+* Fri Dec 01 2023 Automatic Build System <autodist@mambasoft.it> 1.5.0-1mamba
+- automatic version update by autodist
+
 * Tue Jul 12 2022 Automatic Build System <autodist@mambasoft.it> 1.4.1-1mamba
 - automatic version update by autodist