diff --git a/.gitignore b/.gitignore
index 5963043..3510fb9 100644
--- a/.gitignore
+++ b/.gitignore
@@ -199,3 +199,4 @@ gtk+-2.90.5.tar.bz2
 /gtk+-3.24.28.tar.xz
 /gtk+-3.24.29.tar.xz
 /gtk+-3.24.30.tar.xz
+/gtk+-3.24.31.tar.xz
diff --git a/gtk3-3.24.31-meson.patch b/gtk3-3.24.31-meson.patch
new file mode 100644
index 0000000..0d97626
--- /dev/null
+++ b/gtk3-3.24.31-meson.patch
@@ -0,0 +1,316 @@
+From 9bad0a2d5e35fdd2d89efedae1298d7c3dd158a3 Mon Sep 17 00:00:00 2001
+From: David King <amigadave@amigadave.com>
+Date: Tue, 21 Dec 2021 10:09:29 +0000
+Subject: [PATCH 1/3] meson: Remove missing reftests
+
+Removed from autotools build in commit
+93e1f7f1ec709325fe9b0554b92add06ad988ae8.
+---
+ testsuite/reftests/meson.build | 7 -------
+ 1 file changed, 7 deletions(-)
+
+diff --git a/testsuite/reftests/meson.build b/testsuite/reftests/meson.build
+index 9bfe1bb698..b4bf6784cc 100644
+--- a/testsuite/reftests/meson.build
++++ b/testsuite/reftests/meson.build
+@@ -291,9 +291,6 @@ test_data = [
+   'label-text-shadow-clipping.css',
+   'label-text-shadow-clipping.ref.ui',
+   'label-text-shadow-clipping.ui',
+-  'label-text-shadow-changes-modify-clip.css',
+-  'label-text-shadow-changes-modify-clip.ref.ui',
+-  'label-text-shadow-changes-modify-clip.ui',
+   'label-width-chars-dont-shrink.ref.ui',
+   'label-width-chars-dont-shrink.ui',
+   'label-wrap-justify.ref.ui',
+@@ -405,10 +402,6 @@ test_data = [
+   'textview-margins.ui',
+   'textview-tags.ref.ui',
+   'textview-tags.ui',
+-  'toplevel-vs-popup.ref.ui',
+-  'toplevel-vs-popup.ui',
+-  'treeview-crash-too-wide.ref.ui',
+-  'treeview-crash-too-wide.ui',
+   'treeview-fixed-height.css',
+   'treeview-fixed-height.ref.ui',
+   'treeview-fixed-height.ui',
+-- 
+2.33.1
+
+
+From 2b566f0633a740cca2b30941231f0507de873002 Mon Sep 17 00:00:00 2001
+From: David King <amigadave@amigadave.com>
+Date: Tue, 21 Dec 2021 11:10:37 +0000
+Subject: [PATCH 2/3] meson: Install example schema XML
+
+---
+ examples/application10/meson.build | 4 +++-
+ examples/application5/meson.build  | 4 +++-
+ examples/application6/meson.build  | 4 +++-
+ examples/application7/meson.build  | 4 +++-
+ examples/application8/meson.build  | 4 +++-
+ examples/application9/meson.build  | 4 +++-
+ 6 files changed, 18 insertions(+), 6 deletions(-)
+
+diff --git a/examples/application10/meson.build b/examples/application10/meson.build
+index ce842ae794..417a64155e 100644
+--- a/examples/application10/meson.build
++++ b/examples/application10/meson.build
+@@ -5,7 +5,7 @@ app10_resources = gnome.compile_resources(
+   source_dir: '.'
+ )
+ 
+-app10_schemas = gnome.compile_schemas()
++app10_schemas = gnome.compile_schemas(depend_files: files(['org.gtk.exampleapp.gschema.xml']))
+ 
+ 
+ app10 = executable(
+@@ -21,3 +21,5 @@ app10 = executable(
+   app10_schemas,
+   dependencies: libgtk_dep
+ )
++
++install_data('org.gtk.exampleapp.gschema.xml', install_dir: gtk_schemasdir)
+diff --git a/examples/application5/meson.build b/examples/application5/meson.build
+index f0fed1ca59..8ecb41948e 100644
+--- a/examples/application5/meson.build
++++ b/examples/application5/meson.build
+@@ -5,7 +5,7 @@ app5_resources = gnome.compile_resources(
+   source_dir: '.'
+ )
+ 
+-app5_schemas = gnome.compile_schemas()
++app5_schemas = gnome.compile_schemas(depend_files: files(['org.gtk.exampleapp.gschema.xml']))
+ 
+ 
+ app5 = executable(
+@@ -19,3 +19,5 @@ app5 = executable(
+   app5_schemas,
+   dependencies: libgtk_dep
+ )
++
++install_data('org.gtk.exampleapp.gschema.xml', install_dir: gtk_schemasdir)
+diff --git a/examples/application6/meson.build b/examples/application6/meson.build
+index 2d923f35a3..8a172e2e26 100644
+--- a/examples/application6/meson.build
++++ b/examples/application6/meson.build
+@@ -5,7 +5,7 @@ app6_resources = gnome.compile_resources(
+   source_dir: '.'
+ )
+ 
+-app6_schemas = gnome.compile_schemas()
++app6_schemas = gnome.compile_schemas(depend_files: files(['org.gtk.exampleapp.gschema.xml']))
+ 
+ 
+ app6 = executable(
+@@ -21,3 +21,5 @@ app6 = executable(
+   app6_schemas,
+   dependencies: libgtk_dep
+ )
++
++install_data('org.gtk.exampleapp.gschema.xml', install_dir: gtk_schemasdir)
+diff --git a/examples/application7/meson.build b/examples/application7/meson.build
+index cc32f36ad0..4c46221085 100644
+--- a/examples/application7/meson.build
++++ b/examples/application7/meson.build
+@@ -5,7 +5,7 @@ app7_resources = gnome.compile_resources(
+   source_dir: '.'
+ )
+ 
+-app7_schemas = gnome.compile_schemas()
++app7_schemas = gnome.compile_schemas(depend_files: files(['org.gtk.exampleapp.gschema.xml']))
+ 
+ 
+ app7 = executable(
+@@ -21,3 +21,5 @@ app7 = executable(
+   app7_schemas,
+   dependencies: libgtk_dep
+ )
++
++install_data('org.gtk.exampleapp.gschema.xml', install_dir: gtk_schemasdir)
+diff --git a/examples/application8/meson.build b/examples/application8/meson.build
+index 1192f4d688..ee49034d2b 100644
+--- a/examples/application8/meson.build
++++ b/examples/application8/meson.build
+@@ -5,7 +5,7 @@ app8_resources = gnome.compile_resources(
+   source_dir: '.'
+ )
+ 
+-app8_schemas = gnome.compile_schemas()
++app8_schemas = gnome.compile_schemas(depend_files: files(['org.gtk.exampleapp.gschema.xml']))
+ 
+ 
+ app8 = executable(
+@@ -21,3 +21,5 @@ app8 = executable(
+   app8_schemas,
+   dependencies: libgtk_dep
+ )
++
++install_data('org.gtk.exampleapp.gschema.xml', install_dir: gtk_schemasdir)
+diff --git a/examples/application9/meson.build b/examples/application9/meson.build
+index fccee738cb..46b77c4d17 100644
+--- a/examples/application9/meson.build
++++ b/examples/application9/meson.build
+@@ -5,7 +5,7 @@ app9_resources = gnome.compile_resources(
+   source_dir: '.'
+ )
+ 
+-app9_schemas = gnome.compile_schemas()
++app9_schemas = gnome.compile_schemas(depend_files: files(['org.gtk.exampleapp.gschema.xml']))
+ 
+ 
+ app9 = executable(
+@@ -21,3 +21,5 @@ app9 = executable(
+   app9_schemas,
+   dependencies: libgtk_dep
+ )
++
++install_data('org.gtk.exampleapp.gschema.xml', install_dir: gtk_schemasdir)
+-- 
+2.33.1
+
+
+From e36849e6a397bc7e0356bd51583d79f821f9c3db Mon Sep 17 00:00:00 2001
+From: David King <amigadave@amigadave.com>
+Date: Tue, 21 Dec 2021 14:04:40 +0000
+Subject: [PATCH 3/3] Revert "meson: simplify builtin_immodules build option"
+
+This reverts commit 749a58ab26bc01381d66ccefdd3aa42a34353e70.
+
+This maintains feature parity with the autotools build.
+---
+ gtk/meson.build           |  2 +-
+ meson.build               | 30 ++++++++++++++++++++++++------
+ meson_options.txt         |  4 ++--
+ modules/input/meson.build |  2 +-
+ 4 files changed, 28 insertions(+), 10 deletions(-)
+
+diff --git a/gtk/meson.build b/gtk/meson.build
+index 9754686cca..12aa7db5c3 100644
+--- a/gtk/meson.build
++++ b/gtk/meson.build
+@@ -959,7 +959,7 @@ foreach l: immodules
+   cond = l.get(2, true)
+   cflags = l.get(3, [])
+ 
+-  if cond and builtin_immodules
++  if cond and (builtin_immodules.contains(name) or builtin_all_immodules)
+     gtk_cargs += ['-DINCLUDE_IM_@0@'.format(name.underscorify())]
+     mod = static_library('staticimmodule-@0@'.format(name),
+                          sources + gtk_dep_sources,
+diff --git a/meson.build b/meson.build
+index 16d1597116..15cca3de15 100644
+--- a/meson.build
++++ b/meson.build
+@@ -499,6 +499,8 @@ else
+   cdata.set_quoted('ISO_CODES_PREFIX', get_option('prefix'))
+ endif
+ 
++backend_immodules = []
++
+ pc_gdk_extra_libs = []
+ 
+ cairo_found_type = cairo_dep.type_name()
+@@ -554,6 +556,7 @@ if wayland_enabled
+   wlprotocolsdep = dependency('wayland-protocols', version: wayland_proto_req)
+   wlcursordep    = dependency('wayland-cursor', version: wayland_req)
+   wlegldep       = dependency('wayland-egl')
++  backend_immodules += ['wayland']
+ 
+   wayland_pkgs = [
+     'wayland-client', wayland_req,
+@@ -578,6 +581,8 @@ if x11_enabled
+   fontconfig_dep = dependency('fontconfig', fallback: ['fontconfig', 'fontconfig_dep'])
+   atkbridge_dep  = dependency('atk-bridge-2.0', version: at_spi2_atk_req)
+ 
++  backend_immodules += ['xim']
++
+   x11_pkgs = ['fontconfig', 'x11', 'xext', 'xi', 'xrandr']
+ 
+   if xcursor_dep.found()
+@@ -656,10 +661,12 @@ endif
+ 
+ if broadway_enabled
+   pc_gdk_extra_libs += ['-lz']
++  backend_immodules += ['broadway']
+ endif
+ 
+ if quartz_enabled
+   pc_gdk_extra_libs += ['-Wl,-framework,Cocoa', '-Wl,-framework,Carbon', '-Wl,-framework,CoreGraphics']
++  backend_immodules += ['quartz']
+ endif
+ 
+ extra_demo_ldflags = []
+@@ -674,6 +681,7 @@ if win32_enabled
+     pc_gdk_extra_libs += ['-Wl,-luuid']
+   endif
+   pc_gdk_extra_libs += ['-lwinmm', '-ldwmapi', '-lsetupapi', '-lcfgmgr32']
++  backend_immodules += ['ime']
+ 
+   # Check whether libepoxy is built with EGL support on Windows
+   win32_has_egl = epoxy_dep.get_variable(
+@@ -684,20 +692,30 @@ endif
+ 
+ # IMModules stuff-unfortunately we need to put items here
+ # as they can be built as modules or built directly into GTK
++builtin_all_immodules = false
++
+ builtin_modules_opt = get_option('builtin_immodules')
+-if builtin_modules_opt == 'auto'
++builtin_immodules = []
++
++if builtin_modules_opt == ''
+   if os_win32
+     # Current MSVC projects build all immodules directly into GTK by default,
+     # as does the mingw autotools build
+     message('IMModules are built into GTK for MSVC builds by default')
+-    builtin_immodules = true
++    builtin_immodules = ['all']
+   else
+-    builtin_immodules = false
++    builtin_immodules = ['none']
+   endif
+-elif builtin_modules_opt == 'yes'
+-  builtin_immodules = true
+ else
+-  builtin_immodules = false
++  builtin_immodules = builtin_modules_opt.split(',')
++endif
++
++if builtin_immodules.contains('none')
++  builtin_immodules = []
++elif builtin_immodules.contains('all')
++  builtin_all_immodules = true
++elif builtin_immodules.contains('backend')
++  builtin_immodules += backend_immodules
+ endif
+ 
+ proto_sources = [
+diff --git a/meson_options.txt b/meson_options.txt
+index 1ca55b1467..94099aa01e 100644
+--- a/meson_options.txt
++++ b/meson_options.txt
+@@ -45,5 +45,5 @@ option('installed_tests', type: 'boolean', value: 'false',
+   description : 'enable installed tests')
+ 
+ # input modules
+-option('builtin_immodules', type: 'combo', choices : ['yes', 'no', 'auto'],
+-       value: 'auto', description: 'Build immodules into GTK so/DLL')
++option('builtin_immodules', type: 'string',
++       value: '', description: 'Build specified immodules into GTK so/DLL (comma-separated list), "all", "none" or "backend"')
+diff --git a/modules/input/meson.build b/modules/input/meson.build
+index 7b201af894..95534b05ec 100644
+--- a/modules/input/meson.build
++++ b/modules/input/meson.build
+@@ -7,7 +7,7 @@ foreach l: immodules
+   cond = l.get(2, true)
+   cflags = l.get(3, [])
+ 
+-  if cond and not builtin_immodules
++  if cond and not (builtin_immodules.contains(name) or builtin_all_immodules)
+     shared_module('im-@0@'.format(name),
+                   immod_sources,
+                   c_args: common_cflags + cflags,
+-- 
+2.33.1
+
diff --git a/gtk3.spec b/gtk3.spec
index 9a0cc48..acd1cae 100644
--- a/gtk3.spec
+++ b/gtk3.spec
@@ -17,25 +17,35 @@
 # Filter provides for private modules
 %global __provides_exclude_from ^%{_libdir}/gtk-3.0
 
-Name: gtk3
-Version: 3.24.30
-Release: 4%{?dist}
+Name:    gtk3
+Version: 3.24.31
+Release: 1%{?dist}
 Summary: GTK+ graphical user interface library
 
 License: LGPLv2+
-URL: http://www.gtk.org
-Source0: http://download.gnome.org/sources/gtk+/3.24/gtk+-%{version}.tar.xz
+URL:     https://gtk.org
+Source0: https://download.gnome.org/sources/gtk+/3.24/gtk+-%{version}.tar.xz
+# https://gitlab.gnome.org/GNOME/gtk/-/merge_requests/4273
+Patch0:  gtk3-3.24.31-meson.patch
 
 BuildRequires: pkgconfig(atk) >= %{atk_version}
 BuildRequires: pkgconfig(atk-bridge-2.0)
-BuildRequires: pkgconfig(glib-2.0) >= %{glib2_version}
-BuildRequires: pkgconfig(gobject-introspection-1.0)
+BuildRequires: pkgconfig(avahi-gobject)
 BuildRequires: pkgconfig(cairo) >= %{cairo_version}
 BuildRequires: pkgconfig(cairo-gobject) >= %{cairo_version}
-BuildRequires: pkgconfig(pango) >= %{pango_version}
-BuildRequires: pkgconfig(gdk-pixbuf-2.0) >= %{gdk_pixbuf_version}
 BuildRequires: pkgconfig(cloudproviders)
+BuildRequires: pkgconfig(colord)
+BuildRequires: pkgconfig(egl)
+BuildRequires: pkgconfig(epoxy)
+BuildRequires: pkgconfig(gdk-pixbuf-2.0) >= %{gdk_pixbuf_version}
+BuildRequires: pkgconfig(glib-2.0) >= %{glib2_version}
+BuildRequires: pkgconfig(gobject-introspection-1.0)
+BuildRequires: pkgconfig(pango) >= %{pango_version}
 BuildRequires: pkgconfig(tracker-sparql-3.0)
+BuildRequires: pkgconfig(wayland-client) >= %{wayland_version}
+BuildRequires: pkgconfig(wayland-cursor) >= %{wayland_version}
+BuildRequires: pkgconfig(wayland-egl) >= %{wayland_version}
+BuildRequires: pkgconfig(wayland-protocols) >= %{wayland_protocols_version}
 BuildRequires: pkgconfig(xi)
 BuildRequires: pkgconfig(xrandr) >= %{xrandr_version}
 BuildRequires: pkgconfig(xrender)
@@ -45,22 +55,12 @@ BuildRequires: pkgconfig(xfixes)
 BuildRequires: pkgconfig(xinerama)
 BuildRequires: pkgconfig(xcomposite)
 BuildRequires: pkgconfig(xdamage)
-BuildRequires: pkgconfig(epoxy)
+BuildRequires: pkgconfig(xkbcommon)
+BuildRequires: cups-devel
+BuildRequires: desktop-file-utils
 BuildRequires: gettext
 BuildRequires: gtk-doc
-BuildRequires: cups-devel
-BuildRequires: pkgconfig(rest-0.7)
-BuildRequires: pkgconfig(json-glib-1.0)
-BuildRequires: pkgconfig(colord)
-BuildRequires: pkgconfig(avahi-gobject)
-BuildRequires: desktop-file-utils
-BuildRequires: pkgconfig(egl)
-BuildRequires: pkgconfig(wayland-client) >= %{wayland_version}
-BuildRequires: pkgconfig(wayland-cursor) >= %{wayland_version}
-BuildRequires: pkgconfig(wayland-egl) >= %{wayland_version}
-BuildRequires: pkgconfig(wayland-protocols) >= %{wayland_protocols_version}
-BuildRequires: pkgconfig(xkbcommon)
-BuildRequires: make
+BuildRequires: meson
 
 # standard icons
 Requires: adwaita-icon-theme
@@ -74,10 +74,10 @@ Requires: cairo%{?_isa} >= %{cairo_version}
 Requires: cairo-gobject%{?_isa} >= %{cairo_version}
 Requires: glib2%{?_isa} >= %{glib2_version}
 Requires: libepoxy%{?_isa} >= %{epoxy_version}
-Requires: libXrandr%{?_isa} >= %{xrandr_version}
-Requires: pango%{?_isa} >= %{pango_version}
 Requires: libwayland-client%{?_isa} >= %{wayland_version}
 Requires: libwayland-cursor%{?_isa} >= %{wayland_version}
+Requires: libXrandr%{?_isa} >= %{xrandr_version}
+Requires: pango%{?_isa} >= %{pango_version}
 
 # required to support all the different image formats
 Requires: gdk-pixbuf2-modules%{?_isa}
@@ -153,33 +153,22 @@ the functionality of the installed %{name} package.
 
 %build
 export CFLAGS='-fno-strict-aliasing %optflags'
-(if ! test -x configure; then NOCONFIGURE=1 ./autogen.sh; CONFIGFLAGS=--enable-gtk-doc; fi;
- %configure $CONFIGFLAGS \
-        --enable-xkb \
-        --enable-xinerama \
-        --enable-xrandr \
-        --enable-xfixes \
-        --enable-xcomposite \
-        --enable-xdamage \
-        --enable-x11-backend \
-        --enable-wayland-backend \
+%meson \
 %if 0%{?with_broadway}
-        --enable-broadway-backend \
+        -Dbroadway_backend=true \
 %endif
-        --enable-cloudproviders \
-        --enable-tracker3 \
-        --enable-colord \
-        --enable-installed-tests \
-        --with-included-immodules=wayland
-)
-
-# fight unused direct deps
-sed -i -e 's/ -shared / -Wl,-O1,--as-needed\0/g' libtool
-
-make %{?_smp_mflags}
+        -Dbuiltin_immodules=wayland,waylandgtk \
+        -Dcolord=yes \
+        -Dcloudproviders=true \
+        -Dgtk_doc=true \
+        -Dinstalled_tests=true \
+        -Dman=true \
+        -Dtracker3=true \
+        -Dxinerama=yes \
+%meson_build
 
 %install
-%make_install RUN_QUERY_IMMODULES_TEST=false
+%meson_install
 
 %find_lang gtk30
 %find_lang gtk30-properties
@@ -190,9 +179,6 @@ make %{?_smp_mflags}
 
 echo ".so man1/gtk-query-immodules-3.0.1" > $RPM_BUILD_ROOT%{_mandir}/man1/gtk-query-immodules-3.0-%{__isa_bits}.1
 
-# Remove unpackaged files
-find $RPM_BUILD_ROOT -name '*.la' -delete
-
 %if !0%{?with_broadway}
 rm $RPM_BUILD_ROOT%{_mandir}/man1/broadwayd.1*
 %endif
@@ -237,6 +223,8 @@ gtk-query-immodules-3.0-%{__isa_bits} --update-cache &>/dev/null || :
 %{_datadir}/glib-2.0/schemas/org.gtk.Settings.EmojiChooser.gschema.xml
 %{_datadir}/glib-2.0/schemas/org.gtk.Settings.FileChooser.gschema.xml
 %{_datadir}/glib-2.0/schemas/org.gtk.exampleapp.gschema.xml
+%dir %{_datadir}/gtk-3.0
+%{_datadir}/gtk-3.0/emoji/
 %if 0%{?with_broadway}
 %{_bindir}/broadwayd
 %{_mandir}/man1/broadwayd.1*
@@ -288,7 +276,6 @@ gtk-query-immodules-3.0-%{__isa_bits} --update-cache &>/dev/null || :
 %{_datadir}/gettext/
 %{_datadir}/gir-1.0
 %{_datadir}/glib-2.0/schemas/org.gtk.Demo.gschema.xml
-%dir %{_datadir}/gtk-3.0
 %{_datadir}/gtk-3.0/gtkbuilder.rng
 %{_datadir}/gtk-3.0/valgrind/
 %{_mandir}/man1/gtk3-demo.1*
@@ -307,6 +294,10 @@ gtk-query-immodules-3.0-%{__isa_bits} --update-cache &>/dev/null || :
 %{_datadir}/installed-tests/
 
 %changelog
+* Tue Dec 21 2021 David King <amigadave@amigadave.com> - 3.24.31-1
+- Update to 3.24.31
+- Switch to meson
+
 * Mon Sep 27 2021 Kalev Lember <klember@redhat.com> - 3.24.30-4
 - Build with tracker support enabled (#1908874)
 
diff --git a/sources b/sources
index 65f8a45..95e9de6 100644
--- a/sources
+++ b/sources
@@ -1 +1 @@
-SHA512 (gtk+-3.24.30.tar.xz) = 4164559f3e14501b9f9330a76535ebf5e26961d436f65e65ea609998cb120fcbcc5d9591453a64e1d414248499857288e5758274d03a7f75e9ae76cbf8c68ff9
+SHA512 (gtk+-3.24.31.tar.xz) = e7f8e5003a919e297bd3e616acccbc5cc9bf9c9d41377c108c24db51817fcccec919abc12d05c0ed585d49526d52f0395a1c0f3ed9d9ef816bb0c4b2aa615f9b