diff --git a/.gitignore b/.gitignore
index 9f55024..abaaadb 100644
--- a/.gitignore
+++ b/.gitignore
@@ -138,3 +138,4 @@
 /gnome-shell-extensions-3.37.92.tar.xz
 /gnome-shell-extensions-3.38.0.tar.xz
 /gnome-shell-extensions-3.38.1.tar.xz
+/gnome-shell-extensions-40.alpha.tar.xz
diff --git a/gnome-shell-extensions.spec b/gnome-shell-extensions.spec
index acec2e9..7a3ca2d 100644
--- a/gnome-shell-extensions.spec
+++ b/gnome-shell-extensions.spec
@@ -1,19 +1,18 @@
-%global major_version %%(cut -d "." -f 1-2 <<<%{version})
+%global major_version %%(cut -d "." -f 1 <<<%{version})
 # Minimum GNOME Shell version supported
 %global min_gs_version %%(cut -d "." -f 1-3 <<<%{version})
 
 %global pkg_prefix gnome-shell-extension
 
 Name:           gnome-shell-extensions
-Version:        3.38.1
+Version:        40.0~alpha
 Release:        1%{?dist}
 Summary:        Modify and extend GNOME Shell functionality and behavior
 
 License:        GPLv2+
 URL:            http://wiki.gnome.org/Projects/GnomeShell/Extensions
-Source0:        http://ftp.gnome.org/pub/GNOME/sources/%{name}/%{major_version}/%{name}-%{version}.tar.xz
+Source0:        http://ftp.gnome.org/pub/GNOME/sources/%{name}/%{major_version}/%{name}-40.alpha.tar.xz
 
-# BuildRequires:  gnome-common
 BuildRequires:  meson
 BuildRequires:  sassc
 BuildRequires:  git
@@ -191,7 +190,7 @@ workspaces.
 
 
 %prep
-%autosetup -S git
+%autosetup -S git -n %{name}-40.alpha
 
 
 %build
@@ -271,6 +270,9 @@ workspaces.
 
 
 %changelog
+* Wed Dec 02 2020 Florian Müllner <fmuellner@redhat.com> - 40.alpha-1
+- Update to 40.alpha
+
 * Mon Oct 05 2020 Florian Müllner <fmuellner@redhat.com> - 3.38.1-1
 - Update to 3.38.1
 
diff --git a/sources b/sources
index 22e2132..ab59e0a 100644
--- a/sources
+++ b/sources
@@ -1 +1 @@
-SHA512 (gnome-shell-extensions-3.38.1.tar.xz) = 256dbb7ad4ae3b759afca85ae1c042f7b3f3cc46b2713f5a6f2f52d1cbc916a1fd8a634e20218a6eeb1baa6141f65c9c19170c5bfe2f7f677b679bbf78b3bce1
+SHA512 (gnome-shell-extensions-40.alpha.tar.xz) = 69c10f3e2283c8c5e00bc7389a1d21757de2389d39d7c2279f67c3b7c3327e58893338867435a8cf7a9788127a32865677fb493d1515281ba615587ce28325d0