diff --git a/wine.spec b/wine.spec
index d49cfe6..1d103f5 100644
--- a/wine.spec
+++ b/wine.spec
@@ -171,7 +171,7 @@ BuildRoot:      %{_tmppath}/%{name}-%{version}-build
 ExclusiveArch:  %{ix86} x86_64 ppc armv7l armv7hl aarch64
 %if %{staging}
 # upstream patch target version
-%define staging_version 8.21
+%define staging_version 9.0-rc1
 Source100:      wine-staging-%{staging_version}.tar.xz
 BuildRequires:  gtk3-devel
 BuildRequires:  libOSMesa-devel