diff --git a/cinnamon-session.spec b/cinnamon-session.spec
index 7216701..c195da1 100644
--- a/cinnamon-session.spec
+++ b/cinnamon-session.spec
@@ -1,9 +1,9 @@
-%global cinnamon_desktop_version 3.8.0
+%global cinnamon_desktop_version 4.0.0
 
 Summary: Cinnamon session manager
 Name:    cinnamon-session
-Version: 3.8.2
-Release: 2%{?dist}
+Version: 4.0.0
+Release: 1%{?dist}
 License: GPLv2+ and LGPLv2+
 URL:     https://github.com/linuxmint/%{name}
 Source0: %{url}/archive/%{version}.tar.gz#/%{name}-%{version}.tar.gz
@@ -83,6 +83,9 @@ the other core components and handles logout and saving the session.
 %{_datadir}/glib-2.0/schemas/org.cinnamon.SessionManager.gschema.xml
 
 %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> - 3.8.2-2
 - Drop EPEL/RHEL support
 
diff --git a/sources b/sources
index 3f4706e..9dbb13a 100644
--- a/sources
+++ b/sources
@@ -1 +1 @@
-SHA512 (cinnamon-session-3.8.2.tar.gz) = 0ad0ac010d59c781cc3562069e7d1379cf34373056e97e1a8e831c746b8f7240814d4f9d38eb91650219b59833a1a0ed139f028544d71df735c8dfabb7499076
+SHA512 (cinnamon-session-4.0.0.tar.gz) = 7e91bef4e294175fa3333a96d0cb9d06db36c9b5a86d6e52734447ea62d411535760fc46713961a46299ebeb3767a0abd4768279e9f6c176ae882de9b7aedc5e