diff --git a/.gitignore b/.gitignore
index 7698689..3cb2dee 100644
--- a/.gitignore
+++ b/.gitignore
@@ -46,3 +46,4 @@
 /gtk-4.11.2.tar.xz
 /gtk-4.11.3.tar.xz
 /gtk-4.11.4.tar.xz
+/gtk-4.12.0.tar.xz
diff --git a/gtk4.spec b/gtk4.spec
index 8a8d954..0b6b243 100644
--- a/gtk4.spec
+++ b/gtk4.spec
@@ -16,13 +16,13 @@
 %global __provides_exclude_from ^%{_libdir}/gtk-4.0
 
 Name:           gtk4
-Version:        4.11.4
+Version:        4.12.0
 Release:        %autorelease
 Summary:        GTK graphical user interface library
 
 License:        LGPL-2.0-or-later
 URL:            https://www.gtk.org
-Source0:        https://download.gnome.org/sources/gtk/4.11/gtk-%{version}.tar.xz
+Source0:        https://download.gnome.org/sources/gtk/4.12/gtk-%{version}.tar.xz
 Source1:        settings.ini
 # Temporarily revert this until we figure out how to best restore
 # private requires that are needed for rpm automatic dep extraction.
@@ -213,6 +213,7 @@ desktop-file-validate %{buildroot}%{_datadir}/applications/*.desktop
 %{_bindir}/gtk4-icon-browser
 %{_bindir}/gtk4-node-editor
 %{_bindir}/gtk4-print-editor
+%{_bindir}/gtk4-rendernode-tool
 %{_bindir}/gtk4-widget-factory
 %{_datadir}/applications/org.gtk.gtk4.NodeEditor.desktop
 %{_datadir}/applications/org.gtk.Demo4.desktop
@@ -234,6 +235,7 @@ desktop-file-validate %{buildroot}%{_datadir}/applications/*.desktop
 %{_mandir}/man1/gtk4-demo-application.1*
 %{_mandir}/man1/gtk4-icon-browser.1*
 %{_mandir}/man1/gtk4-node-editor.1*
+%{_mandir}/man1/gtk4-rendernode-tool.1*
 %{_mandir}/man1/gtk4-widget-factory.1*
 
 %changelog
diff --git a/sources b/sources
index 4a6f982..778c9a2 100644
--- a/sources
+++ b/sources
@@ -1 +1 @@
-SHA512 (gtk-4.11.4.tar.xz) = ca5042c4400da93ea66346d276b96f32c635a9777cdb6cbcb72d6686ed86e67717d75cba92521f52a3bad04c774f361e1e5bada60b242c345b79c4c05de8401e
+SHA512 (gtk-4.12.0.tar.xz) = a69f82e1f021b1eb68e8723bc9003bfca0b5939fd3cc7cda87d7dde0b3e37bb39d9594cb93a73f54bd1cff1b63a1c459d1217e8df794c67fda50bf0b9b732826