diff --git a/z3.spec b/z3.spec
index 6fcabfd..539cabb 100644
--- a/z3.spec
+++ b/z3.spec
@@ -1,5 +1,5 @@
 Name:          z3
-Version:       4.12.5
+Version:       4.12.6
 Release:       1mamba
 Summary:       A theorem prover from Microsoft Research
 Group:         System/Libraries
@@ -78,6 +78,9 @@ This package contains libraries and header files for developing applications tha
 %doc README-CMake.md README.md
 
 %changelog
+* Tue Feb 27 2024 Automatic Build System <autodist@openmamba.org> 4.12.6-1mamba
+- automatic version update by autodist
+
 * Mon Jan 22 2024 Automatic Build System <autodist@openmamba.org> 4.12.5-1mamba
 - automatic version update by autodist