diff --git a/libnfs.spec b/libnfs.spec
index 72d910c..edc7a74 100644
--- a/libnfs.spec
+++ b/libnfs.spec
@@ -1,5 +1,5 @@
 Name:          libnfs
-Version:       3.0.0
+Version:       4.0.0
 Release:       1mamba
 Summary:       NFS client library
 Group:         System/Libraries
@@ -76,6 +76,9 @@ This package contains utility applications for %{name}.
 %{_mandir}/man1/nfs-*.1*
 
 %changelog
+* Mon Feb 25 2019 Automatic Build System <autodist@mambasoft.it> 4.0.0-1mamba
+- automatic version update by autodist
+
 * Thu Jul 12 2018 Automatic Build System <autodist@mambasoft.it> 3.0.0-1mamba
 - automatic version update by autodist