diff --git a/.gitignore b/.gitignore
index 8691825..2113654 100644
--- a/.gitignore
+++ b/.gitignore
@@ -74,3 +74,4 @@ seahorse-2.30.0.tar.bz2
 /seahorse-3.37.2.tar.xz
 /seahorse-3.38.0.1.tar.xz
 /seahorse-3.38.1.tar.xz
+/seahorse-40.alpha.tar.xz
diff --git a/seahorse.spec b/seahorse.spec
index 56805a7..5fc4fe0 100644
--- a/seahorse.spec
+++ b/seahorse.spec
@@ -1,5 +1,7 @@
+%global tarball_version %%(echo %{version} | tr '~' '.')
+
 Name:           seahorse
-Version:        3.38.1
+Version:        40~alpha
 Release:        1%{?dist}
 Summary:        A GNOME application for managing encryption keys
 
@@ -7,7 +9,7 @@ Summary:        A GNOME application for managing encryption keys
 # libcryptui is LGPLv2+
 License:        GPLv2+ and LGPLv2+
 URL:            https://wiki.gnome.org/Apps/Seahorse
-Source:         https://download.gnome.org/sources/%{name}/3.38/%{name}-%{version}.tar.xz
+Source:         https://download.gnome.org/sources/%{name}/40/%{name}-%{tarball_version}.tar.xz
 
 BuildRequires:  pkgconfig(avahi-client)
 BuildRequires:  pkgconfig(avahi-glib)
@@ -44,7 +46,7 @@ operations.  It is a keyring manager.
 
 
 %prep
-%setup -q
+%autosetup -p1 -n %{name}-%{tarball_version}
 
 %build
 %meson -Dmanpage=true
@@ -79,6 +81,9 @@ desktop-file-validate ${RPM_BUILD_ROOT}%{_datadir}/applications/org.gnome.seahor
 %{_mandir}/man1/*.1*
 
 %changelog
+* Fri Feb 19 2021 Kalev Lember <klember@redhat.com> - 40~alpha-1
+- Update to 40.alpha
+
 * Tue Feb 16 2021 Kalev Lember <klember@redhat.com> - 3.38.1-1
 - Update to 3.38.1
 
diff --git a/sources b/sources
index f1e51b2..c0b23a9 100644
--- a/sources
+++ b/sources
@@ -1 +1 @@
-SHA512 (seahorse-3.38.1.tar.xz) = 1a064ecaf1a25aa84010f914043c3776eba464844598b15e0822217ad330396516df64afed1aeffb3c7b6102d1477c280ec8ec32101cf9f5120c433431b9df32
+SHA512 (seahorse-40.alpha.tar.xz) = a3775551c79e37a0c728c9bf7c76a9fcb5ece84c6cc5427032d9f08bb632d5ea96fc629fd4f352c68a3aff6616d7d02b0793e43dc96b25733b4a83cf8cbd3ce7