diff --git a/app-utils/mesa-demos/autobuild/defines b/app-utils/mesa-demos/autobuild/defines
index 12f19e3009e2..934d46455581 100644
--- a/app-utils/mesa-demos/autobuild/defines
+++ b/app-utils/mesa-demos/autobuild/defines
@@ -1,6 +1,6 @@
 PKGNAME=mesa-demos
 PKGSEC=x11
-PKGDEP="freeglut glew mesa"
+PKGDEP="freeglut glew mesa libdecor"
 PKGDES="Mesa demos and tools"
 
-AUTOTOOLS_AFTER="--with-system-data-files=/usr/share/mesa-demos"
+MESON_AFTER="-Dwith-system-data-files=true"
diff --git a/app-utils/mesa-demos/spec b/app-utils/mesa-demos/spec
index febb8942aac4..93f947c0e0fc 100644
--- a/app-utils/mesa-demos/spec
+++ b/app-utils/mesa-demos/spec
@@ -1,5 +1,4 @@
-VER=8.4.0
-REL=4
-SRCS="tbl::https://mesa.freedesktop.org/archive/demos/mesa-demos-$VER.tar.gz"
-CHKSUMS="sha256::b997fe1a07584fdc9f25fc9807ea9fd8df15032d6cf1631aa3ba69f8fe09d633"
+VER=9.0.0
+SRCS="tbl::https://archive.mesa3d.org/demos/mesa-demos-$VER.tar.xz"
+CHKSUMS="sha256::3046a3d26a7b051af7ebdd257a5f23bfeb160cad6ed952329cdff1e9f1ed496b"
 CHKUPDATE="anitya::id=16781"