diff --git a/PKGBUILD b/PKGBUILD
index 420ad6c..a8c221f 100644
--- a/PKGBUILD
+++ b/PKGBUILD
@@ -32,9 +32,9 @@ sha256sums=(
 )
 
 build_sebin-dynamic-wallpaper-kde() {
-  kdynamicwallpaperbuilder "sebin-kdynamicwallpaperbuilder.json" --output "sebin-dyn_wallpaper.heic"
-  source+=("sebin-dyn_wallpaper.heic")
-  sha256sums+=(${sha256sum "sebin-dyn_wallpaper.heic"})
+  kdynamicwallpaperbuilder "sebin-kdynamicwallpaperbuilder.json" --output "sebin-dyn_wallpaper.avif"
+  source+=("sebin-dyn_wallpaper.avif")
+  sha256sums+=(${sha256sum "sebin-dyn_wallpaper.avif"})
 }
 
 package_sebin-dynamic-wallpaper() {
@@ -46,5 +46,5 @@ package_sebin-dynamic-wallpaper() {
 package_sebin-dynamic-wallpaper-kde() {
   depends=(plasma5-wallpapers-dynamic)
 
-  install -Dm644 "sebin-dyn_wallpaper.heic" -t "$pkgdir/usr/share/backgrounds/$pkgname/"
+  install -Dm644 "sebin-dyn_wallpaper.avif" -t "$pkgdir/usr/share/backgrounds/$pkgname/"
 }