diff --git a/desktop-backgrounds.spec b/desktop-backgrounds.spec
index 3275840..3255ad8 100644
--- a/desktop-backgrounds.spec
+++ b/desktop-backgrounds.spec
@@ -2,11 +2,11 @@
 %global waves_version 0.1.2
 %global fedora_release_name f37
 %global gnome_default default
-%global picture_ext png
+%global picture_ext webp
 
 Name:           desktop-backgrounds
 Version:        37.0.0
-Release:        1%{?dist}
+Release:        2%{?dist}
 Summary:        Desktop backgrounds
 
 License:        LGPLv2
@@ -16,7 +16,7 @@ Source3:        README.Propaganda
 Source5:        waves-%{waves_version}.tar.bz2
 Source6:        FedoraWaves-metadata.desktop
 BuildArch:      noarch
-%if "x%{?picture_ext}" != "xpng"
+%if "x%{?picture_ext}" != "xwebp"
 BuildRequires:   ImageMagick
 BuildRequires:   %{fedora_release_name}-backgrounds-base
 %endif
@@ -127,14 +127,14 @@ ln -s ../../../../backgrounds/waves/waves-normal-3-night.png 1600x1200.png
 ln -s ../../../../backgrounds/waves/waves-wide-3-night.png 1920x1200.png
 )
 
-# Defalts for various desktops:
+# Defaults for various desktops:
 #   for GNOME
 mkdir -p %{buildroot}%{_datadir}/glib-2.0/schemas
 /bin/echo '[org.gnome.desktop.background]' > \
     %{buildroot}%{_datadir}/glib-2.0/schemas/10_org.gnome.desktop.background.fedora.gschema.override
-/bin/echo "picture-uri='file://%{_datadir}/backgrounds/%{fedora_release_name}/%{gnome_default}/%{fedora_release_name}-01-day.png'" >> \
+/bin/echo "picture-uri='file://%{_datadir}/backgrounds/%{fedora_release_name}/%{gnome_default}/%{fedora_release_name}-01-day.webp'" >> \
     %{buildroot}%{_datadir}/glib-2.0/schemas/10_org.gnome.desktop.background.fedora.gschema.override
-/bin/echo "picture-uri-dark='file://%{_datadir}/backgrounds/%{fedora_release_name}/%{gnome_default}/%{fedora_release_name}-02-night.png'" >> \
+/bin/echo "picture-uri-dark='file://%{_datadir}/backgrounds/%{fedora_release_name}/%{gnome_default}/%{fedora_release_name}-01-night.webp'" >> \
     %{buildroot}%{_datadir}/glib-2.0/schemas/10_org.gnome.desktop.background.fedora.gschema.override
 # Use the Fedora background on the GNOME lockscreen as well. Would be awesome to
 # have a separate image here to complement the default Fedora background, rather
@@ -142,36 +142,36 @@ mkdir -p %{buildroot}%{_datadir}/glib-2.0/schemas
 # desktop backgrounds with GNOME lockscreens, and they just do not match at all.
 /bin/echo '[org.gnome.desktop.screensaver]' > \
     %{buildroot}%{_datadir}/glib-2.0/schemas/10_org.gnome.desktop.screensaver.fedora.gschema.override
-/bin/echo "picture-uri='file://%{_datadir}/backgrounds/%{fedora_release_name}/%{gnome_default}/%{fedora_release_name}-01-day.png'" >> \
+/bin/echo "picture-uri='file://%{_datadir}/backgrounds/%{fedora_release_name}/%{gnome_default}/%{fedora_release_name}-01-day.webp'" >> \
     %{buildroot}%{_datadir}/glib-2.0/schemas/10_org.gnome.desktop.screensaver.fedora.gschema.override
-/bin/echo "picture-uri-dark='file://%{_datadir}/backgrounds/%{fedora_release_name}/%{gnome_default}/%{fedora_release_name}-02-night.png'" >> \
+/bin/echo "picture-uri-dark='file://%{_datadir}/backgrounds/%{fedora_release_name}/%{gnome_default}/%{fedora_release_name}-01-night.webp'" >> \
     %{buildroot}%{_datadir}/glib-2.0/schemas/10_org.gnome.desktop.screensaver.fedora.gschema.override
 #   for KDE, this is handled in kde-settings
 #   for XFCE, LXDE, etc.
-%if "x%{?picture_ext}" == "xpng"
+%if "x%{?picture_ext}" == "xwebp"
   (cd %{buildroot}%{_datadir}/backgrounds/images;
-  ln -s ../%{fedora_release_name}/default/%{fedora_release_name}.png\
-      default.png
-  ln -s ../%{fedora_release_name}/default/%{fedora_release_name}.png \
-      default-5_4.png
-  ln -s ../%{fedora_release_name}/default/%{fedora_release_name}.png \
-      default-16_9.png
-  ln -s ../%{fedora_release_name}/default/%{fedora_release_name}.png \
-      default-16_10.png
+  ln -s ../%{fedora_release_name}/default/%{fedora_release_name}.webp\
+      default.webp
+  ln -s ../%{fedora_release_name}/default/%{fedora_release_name}.webp \
+      default-5_4.webp
+  ln -s ../%{fedora_release_name}/default/%{fedora_release_name}.webp \
+      default-16_9.webp
+  ln -s ../%{fedora_release_name}/default/%{fedora_release_name}.webp \
+      default-16_10.webp
   cd ..
-  ln -s ./%{fedora_release_name}/default/%{fedora_release_name}.png \
-      default.png
+  ln -s ./%{fedora_release_name}/default/%{fedora_release_name}.webp \
+      default.webp
   )
 %else
   (cd %{buildroot}%{_datadir}/backgrounds/images;
   convert %{_datadir}/backgrounds/%{fedora_release_name}/default/%{fedora_release_name}.%{picture_ext}\
-        -alpha off default.png
+        -alpha off default.webp
   convert %{_datadir}/backgrounds/%{fedora_release_name}/default/%{fedora_release_name}.%{picture_ext}\
-        -alpha off default-5_4.png
+        -alpha off default-5_4.webp
   convert %{_datadir}/backgrounds/%{fedora_release_name}/default/%{fedora_release_name}.%{picture_ext}\
-        -alpha off default-16_9.png
+        -alpha off default-16_9.webp
   convert %{_datadir}/backgrounds/%{fedora_release_name}/default/%{fedora_release_name}.%{picture_ext}\
-        -alpha off default-16_10.png
+        -alpha off default-16_10.webp
   )
 %endif
 
@@ -212,11 +212,14 @@ mkdir -p %{buildroot}%{_datadir}/glib-2.0/schemas
 %files compat
 %dir %{_datadir}/backgrounds/images/
 %{_datadir}/backgrounds/images/default*
-%{_datadir}/backgrounds/default.png
+%{_datadir}/backgrounds/default.webp
 %{_datadir}/backgrounds/default.xml
 
 %changelog
-* Thu Aug 11 222 Luya Tshimbalanga <luya@fedoraproject.org> - 37.0.0-1
+* Sun Sep 25 2022 Luya Tshimbalanga <luya@fedoraproject.org> - 37.0.0-2
+- Switch to webp format by default for Fedora backgrounds
+
+* Thu Aug 11 2022 Luya Tshimbalanga <luya@fedoraproject.org> - 37.0.0-1
 - Enable F37 theme
 
 * Thu Jul 21 2022 Fedora Release Engineering <releng@fedoraproject.org> - 36.0.0-3