diff --git a/libglvnd.spec b/libglvnd.spec
index 6549723..204cac1 100644
--- a/libglvnd.spec
+++ b/libglvnd.spec
@@ -1,6 +1,6 @@
 Name:          libglvnd
-Version:       1.3.2
-Release:       2mamba
+Version:       1.3.3
+Release:       1mamba
 Summary:       GL Vendor-Neutral Dispatch library
 Group:         System/Libraries
 Vendor:        openmamba
@@ -103,6 +103,9 @@ This package contains libraries and header files for developing applications tha
 %doc README.md
 
 %changelog
+* Sat May 01 2021 Automatic Build System <autodist@mambasoft.it> 1.3.3-1mamba
+- automatic version update by autodist
+
 * Sat Apr 24 2021 Silvan Calarco <silvan.calarco@mambasoft.it> 1.3.2-2mamba
 - posttrans fix of symlinks overwritten by alternatives of nvidia driver if installed