diff --git a/.gitignore b/.gitignore
index fbb5945..91d96f6 100644
--- a/.gitignore
+++ b/.gitignore
@@ -36,3 +36,4 @@
 /libdazzle-3.36.0.tar.xz
 /libdazzle-3.37.1.tar.xz
 /libdazzle-3.38.0.tar.xz
+/libdazzle-3.40.0.tar.xz
diff --git a/libdazzle.spec b/libdazzle.spec
index 1170823..d9f0768 100644
--- a/libdazzle.spec
+++ b/libdazzle.spec
@@ -2,13 +2,13 @@
 %global gtk3_version 3.24.0
 
 Name:           libdazzle
-Version:        3.38.0
-Release:        2%{?dist}
+Version:        3.40.0
+Release:        1%{?dist}
 Summary:        Experimental new features for GTK+ and GLib
 
 License:        GPLv3+
 URL:            https://git.gnome.org/browse/libdazzle/
-Source0:        https://download.gnome.org/sources/%{name}/3.38/%{name}-%{version}.tar.xz
+Source0:        https://download.gnome.org/sources/%{name}/3.40/%{name}-%{version}.tar.xz
 
 BuildRequires:  gtk-doc
 BuildRequires:  meson
@@ -84,6 +84,9 @@ xvfb-run -w 10 eval "%meson_test"
 
 
 %changelog
+* Mon Mar 22 2021 Kalev Lember <klember@redhat.com> - 3.40.0-1
+- Update to 3.40.0
+
 * Tue Jan 26 2021 Kalev Lember <klember@redhat.com> - 3.38.0-2
 - Use meson_test macro instead of 'ninja test'
 
diff --git a/sources b/sources
index 029efad..467e032 100644
--- a/sources
+++ b/sources
@@ -1 +1 @@
-SHA512 (libdazzle-3.38.0.tar.xz) = 76dee75fab5a508c274f45cf5f51bac4edc80786942ccc64e49ffe1721607d88f9067b0a7751f44a48bfe38ee87b6986d449e8c5e6b704c6ec32de84d21f7e69
+SHA512 (libdazzle-3.40.0.tar.xz) = 23bf0a176fb847ee46a22a96594e9ed60921f104875fd102375445f364b552167778a56dd4929a18b2a7bee1144fd5e07d5cadac3355ac4877cd56838cb5deb2