diff --git a/vulkan-headers.spec b/vulkan-headers.spec
index 0657f6a..40ad968 100644
--- a/vulkan-headers.spec
+++ b/vulkan-headers.spec
@@ -1,5 +1,5 @@
 Name:          vulkan-headers
-Version:       1.2.190
+Version:       1.2.191
 Release:       1mamba
 Summary:       Vulkan Header files and API registry
 Group:         Development/Libraries
@@ -42,6 +42,9 @@ Vulkan Header files and API registry.
 %doc README.md
 
 %changelog
+* Wed Sep 08 2021 Automatic Build System <autodist@mambasoft.it> 1.2.191-1mamba
+- automatic version update by autodist
+
 * Mon Aug 30 2021 Automatic Build System <autodist@mambasoft.it> 1.2.190-1mamba
 - automatic version update by autodist