diff --git a/wine-binfmt.changes b/wine-binfmt.changes
index d2495e6..c82b7db 100644
--- a/wine-binfmt.changes
+++ b/wine-binfmt.changes
@@ -1,3 +1,11 @@
+-------------------------------------------------------------------
+Thu Mar 30 11:32:22 UTC 2023 - Ralf Habacker <ralf.habacker@freenet.de>
+
+- Update to version 1.2.1
+  * Fix uninstalling script as mentioned at
+    https://build.opensuse.org/request/show/1075518
+  * Drop obsolete Buildroot: tag
+
 -------------------------------------------------------------------
 Thu Mar 30 09:22:15 UTC 2023 - Ralf Habacker <ralf.habacker@freenet.de>
 
diff --git a/wine-binfmt.spec b/wine-binfmt.spec
index 3fae1f4..8a5dac8 100644
--- a/wine-binfmt.spec
+++ b/wine-binfmt.spec
@@ -16,7 +16,7 @@
 #
 
 Name:           wine-binfmt
-Version:        1.2.0
+Version:        1.2.1
 Release:        0
 Summary:        The binfmt_misc support for Windows
 Group:          System/Emulators/PC
@@ -25,7 +25,6 @@ License:        GPL-2.0
 Source0:        wine-binfmt.conf
 Source1:        wine-binfmt.service
 Source2:        rpmlintrc
-BuildRoot:      %{_tmppath}/%{name}-%{version}-build
 BuildRequires:  pkgconfig(systemd) 
 BuildRequires:  systemd-rpm-macros
 %{?systemd_requires}
@@ -41,7 +40,7 @@ Group:          System/Emulators/PC
 Url:            http://en.wikipedia.org/wiki/Binfmt_misc
 License:        GPL-2.0
 Requires:       wine-binfmt
-    
+
 %description standalone
 Standalone variant for running Windows(tm) executables out of the box.
 This package does not depend on systemd and dbus, which may not be
@@ -81,10 +80,13 @@ if ! test -f /proc/sys/fs/binfmt_misc/DOSWin; then
     cat /usr/lib/binfmt.d/wine.conf >/proc/sys/fs/binfmt_misc/register
 fi
 
-%postun standalone
-if test -f /proc/sys/fs/binfmt_misc/register; then
-    umount /proc/sys/fs/binfmt_misc
+%preun standalone
+if test -f /proc/sys/fs/binfmt_misc/DOSWin; then
+    # uninstall binfmt
+    echo -1 >/proc/sys/fs/binfmt_misc/DOSWin
 fi
+# do not unmount /proc/sys/fs/binfmt_misc
+# as it might by used by other packages
 
 %files
 %defattr(-,root,root,644)