diff --git a/cinnamon-desktop.spec b/cinnamon-desktop.spec
index 2361a60..c1cff18 100644
--- a/cinnamon-desktop.spec
+++ b/cinnamon-desktop.spec
@@ -6,8 +6,8 @@
 
 Summary: Shared code among cinnamon-session, nemo, etc
 Name:    cinnamon-desktop
-Version: 3.8.1
-Release: 3%{?dist}
+Version: 4.0.0
+Release: 1%{?dist}
 License: GPLv2+ and LGPLv2+ and MIT
 URL:     https://github.com/linuxmint/
 Source0: %url/%{name}/archive/%{version}.tar.gz#/%{name}-%{version}.tar.gz
@@ -94,6 +94,9 @@ install -m 644 %SOURCE1 %buildroot%{_datadir}/applications/x-cinnamon-mimeapps.l
 %{_datadir}/gir-1.0/C*.gir
 
 %changelog
+* Tue Oct 30 2018 Leigh Scott <leigh123linux@googlemail.com> - 4.0.0-1
+- Update to 4.0.0 release
+
 * Sun Oct 07 2018 Leigh Scott <leigh123linux@googlemail.com> - 3.8.1-3
 - Drop EPEL/RHEL support
 
diff --git a/sources b/sources
index b9a94bd..dab3ef9 100644
--- a/sources
+++ b/sources
@@ -1 +1 @@
-SHA512 (cinnamon-desktop-3.8.1.tar.gz) = d4b5e6d848a4cb01e811410da8b07d2a400f6632abba9cc0ed74e5321ba3fafd1ec9ac90307eb56ba7047dbfabbad9526e1348533c6207c9a7756c24751da933
+SHA512 (cinnamon-desktop-4.0.0.tar.gz) = e075e33bbf3b629cb665182a279d55bef6014246edf0cd69bb51685583568c8f7af268c1085a4756d3f9db6c1f6097de2793016cd82bedf09dbced29e013e283