diff --git a/libwebp.spec b/libwebp.spec
index 6a65df2..5b65733 100644
--- a/libwebp.spec
+++ b/libwebp.spec
@@ -1,5 +1,5 @@
 Name:          libwebp
-Version:       0.6.1
+Version:       1.0.0
 Release:       1mamba
 Summary:       A method of lossy compression that can be used on photographic images
 Group:         System/Libraries
@@ -97,6 +97,9 @@ This package contains utility applications for %{name}.
 %{_mandir}/man1/*
 
 %changelog
+* Sun Apr 29 2018 Automatic Build System <autodist@mambasoft.it> 1.0.0-1mamba
+- automatic version update by autodist
+
 * Thu Jan 11 2018 Automatic Build System <autodist@mambasoft.it> 0.6.1-1mamba
 - automatic version update by autodist