diff --git a/z3.spec b/z3.spec
index b0a9de6..37465a6 100644
--- a/z3.spec
+++ b/z3.spec
@@ -1,5 +1,5 @@
 Name:          z3
-Version:       4.12.2
+Version:       4.12.4
 Release:       1mamba
 Summary:       A theorem prover from Microsoft Research
 Group:         System/Libraries
@@ -78,6 +78,12 @@ This package contains libraries and header files for developing applications tha
 %doc README-CMake.md README.md
 
 %changelog
+* Thu Dec 07 2023 Automatic Build System <autodist@mambasoft.it> 4.12.4-1mamba
+- automatic version update by autodist
+
+* Wed Dec 06 2023 Automatic Build System <autodist@mambasoft.it> 4.12.3-1mamba
+- automatic version update by autodist
+
 * Sat May 13 2023 Automatic Build System <autodist@mambasoft.it> 4.12.2-1mamba
 - automatic version update by autodist