diff --git a/.gitignore b/.gitignore
index 4286467..35ca334 100644
--- a/.gitignore
+++ b/.gitignore
@@ -178,3 +178,4 @@ mutter-2.31.5.tar.bz2
 /mutter-3.38.0.tar.xz
 /mutter-3.38.1.tar.xz
 /mutter-40.alpha.tar.xz
+/mutter-40.alpha.1.tar.xz
diff --git a/mutter.spec b/mutter.spec
index f5ad173..f3791e6 100644
--- a/mutter.spec
+++ b/mutter.spec
@@ -7,14 +7,14 @@
 %global mutter_api_version 8
 
 Name:          mutter
-Version:       40.0~alpha
+Version:       40.0~alpha.1
 Release:       1%{?dist}
 Summary:       Window and compositing manager based on Clutter
 
 License:       GPLv2+
 #VCS:          git:git://git.gnome.org/mutter
 URL:           http://www.gnome.org
-Source0:       http://download.gnome.org/sources/%{name}/40/%{name}-40.alpha.tar.xz
+Source0:       http://download.gnome.org/sources/%{name}/40/%{name}-40.alpha.1.tar.xz
 
 # Work-around for OpenJDK's compliance test
 Patch0:        0001-window-actor-Special-case-shaped-Java-windows.patch
@@ -122,7 +122,7 @@ The %{name}-tests package contains tests that can be used to verify
 the functionality of the installed %{name} package.
 
 %prep
-%autosetup -S git -n %{name}-40.alpha
+%autosetup -S git -n %{name}-40.alpha.1
 
 %build
 %meson -Degl_device=true -Dwayland_eglstream=true -Dxwayland_initfd=disabled
@@ -164,6 +164,9 @@ desktop-file-validate %{buildroot}/%{_datadir}/applications/%{name}.desktop
 %{_datadir}/mutter-%{mutter_api_version}/tests
 
 %changelog
+* Thu Jan 14 2020 Florian Müllner <fmuellner@redhat.com> - 40.0~alpha.1-1
+- Update to 40.alpha.1
+
 * Wed Dec 02 2020 Florian Müllner <fmuellner@redhat.com> - 40.alpha-1
 - Update to 40.alpha
 
diff --git a/sources b/sources
index a4fafce..6ffd362 100644
--- a/sources
+++ b/sources
@@ -1 +1 @@
-SHA512 (mutter-40.alpha.tar.xz) = 688567ec95627914be8b0b7a1d234d983b39f41a4ddf846c3339549477e4a283ac2f2c767231a517e20c96be09e2515bde765e94ef47e9567c38d3b40700cd03
+SHA512 (mutter-40.alpha.1.tar.xz) = 9532cf7edb19a2844ea8a4ec85423627274a92efd21b3351816cf142545f6c702c8bf7c1a6bd06cb9038f7c6cd14898fd47f8dae2db9126db1a63334129948a3