diff --git a/zstd.spec b/zstd.spec
index 9471539..7d8075a 100644
--- a/zstd.spec
+++ b/zstd.spec
@@ -1,5 +1,5 @@
 Name:          zstd
-Version:       1.3.3
+Version:       1.3.4
 Release:       1mamba
 Summary:       Zstandard - Fast real-time compression algorithm
 Group:         Applications/Archiving
@@ -81,5 +81,8 @@ This package contains libraries and header files for developing applications tha
 %doc NEWS README.md
 
 %changelog
+* Sun Apr 08 2018 Automatic Build System <autodist@mambasoft.it> 1.3.4-1mamba
+- automatic version update by autodist
+
 * Sat Mar 24 2018 Silvan Calarco <silvan.calarco@mambasoft.it> 1.3.3-1mamba
 - package created using the webbuild interface