diff --git a/.gitignore b/.gitignore
index 57f696a..efec0f9 100644
--- a/.gitignore
+++ b/.gitignore
@@ -2,3 +2,4 @@
 /buku-3.7.tar.gz
 /buku-3.8.tar.gz
 /buku-3.9.tar.gz
+/buku-4.0.tar.gz
diff --git a/buku.spec b/buku.spec
index 60342cb..de1f675 100644
--- a/buku.spec
+++ b/buku.spec
@@ -1,5 +1,5 @@
 Name:       buku
-Version:    3.9
+Version:    4.0
 Release:    1%{?dist}
 Summary:    Powerful command-line bookmark manager 
 
@@ -54,6 +54,9 @@ install -Dpm0644 -t %{buildroot}%{_datadir}/zsh/site-functions \
 
 
 %changelog
+* Thu Nov 01 2018 Robert-André Mauchin <zebob.m@gmail.com> - 4.0-1
+- Release 4.0
+
 * Thu Aug 30 2018 Robert-André Mauchin <zebob.m@gmail.com> - 3.9-1
 - Release 3.9
 
diff --git a/sources b/sources
index 62ccd3b..57644bb 100644
--- a/sources
+++ b/sources
@@ -1 +1 @@
-SHA512 (buku-3.9.tar.gz) = a7447c14e5fc193aa76f5ff3f66e9890693f9c34ae69b3b3ee3b4813ecc67b5b5830b69d73e39a84c1be73b75a669ef54c61d2134c837a93fc324d53115b14f5
+SHA512 (buku-4.0.tar.gz) = 3693f6161c2311fd85c26ee881390e08778e32edffb389dcd4f9401cd51f7683f30de4f4fdba768e981113bac77f5e7f4a487c26e94bb40ca9df1226b14724ed