diff --git a/protobuf.spec b/protobuf.spec
index 9e584e7..a65995e 100644
--- a/protobuf.spec
+++ b/protobuf.spec
@@ -1,6 +1,6 @@
 Name:          protobuf
-Version:       28.2
-Release:       2mamba
+Version:       28.3
+Release:       1mamba
 Summary:       A way of encoding structured data in an efficient yet extensible format
 Group:         Development/Tools
 Vendor:        openmamba
@@ -110,6 +110,9 @@ This package contains static libraries and header files needed for development o
 %{_libdir}/pkgconfig/utf8_range.pc
 
 %changelog
+* Wed Oct 23 2024 Automatic Build System <autodist@openmamba.org> 28.3-1mamba
+- automatic version update by autodist
+
 * Tue Oct 15 2024 Silvan Calarco <silvan.calarco@mambasoft.it> 28.2-2mamba
 - move libutf8_range.so and libutf8_validity.so from devel to lib package