diff --git a/lightdm-1.30-fix_xauthority_corruption.patch b/lightdm-1.30-fix_xauthority_corruption.patch
new file mode 100644
index 0000000..f5ecc78
--- /dev/null
+++ b/lightdm-1.30-fix_xauthority_corruption.patch
@@ -0,0 +1,24 @@
+From 42dc9dc5865d26ba37ca3c07d3a97d4de03b7909 Mon Sep 17 00:00:00 2001
+From: sinirajapan <87935975+sinirajapan@users.noreply.github.com>
+Date: Thu, 29 Jul 2021 21:58:41 +0900
+Subject: [PATCH] Update x-authority.c
+
+No O_TRUNC causes the xauthority file corruption.
+In case the address of XDMCP DISPLAY length differs.
+---
+ src/x-authority.c | 2 +-
+ 1 file changed, 1 insertion(+), 1 deletion(-)
+
+diff --git a/src/x-authority.c b/src/x-authority.c
+index baaf4bea4..a04f76a6d 100644
+--- a/src/x-authority.c
++++ b/src/x-authority.c
+@@ -320,7 +320,7 @@ x_authority_write (XAuthority *auth, XAuthWriteMode mode, const gchar *filename,
+ 
+     /* Write records back */
+     errno = 0;
+-    int output_fd = g_open (filename, O_WRONLY | O_CREAT, S_IRUSR | S_IWUSR);
++    int output_fd = g_open (filename, O_WRONLY | O_CREAT | O_TRUNC , S_IRUSR | S_IWUSR);
+     if (output_fd < 0)
+     {
+         g_set_error (error,
diff --git a/lightdm.spec b/lightdm.spec
index 152f26c..9b82b04 100644
--- a/lightdm.spec
+++ b/lightdm.spec
@@ -11,7 +11,7 @@
 Name:		lightdm
 Summary:	A cross-desktop Display Manager
 Version:	1.30.0
-Release:	16%{?dist}
+Release:	17%{?dist}
 
 %if 0%{?rhel} >= 8
 # Exclude failing arch
@@ -49,6 +49,8 @@ Patch0:		gcc-10.patch
 Patch1:		%{giturl}/pull/5.patch#/lightdm-1.25.1-disable_dmrc.patch
 
 # Upstream commits
+# rhbz#2093668
+Patch2:     %{giturl}/commit/42dc9dc5865d26ba37ca3c07d3a97d4de03b7909.patch#/lightdm-1.30-fix_xauthority_corruption.patch
 
 BuildRequires:	gettext
 BuildRequires:	gnome-common
@@ -325,6 +327,10 @@ fi
 
 
 %changelog
+* Sun Jun 05 2022 Leigh Scott <leigh123linux@gmail.com> - 1.30.0-17
+- Fix xauthority corruption (rhbz#2093668)
+- Add missing requires for post scriptlet (rhbz#2093698)
+
 * Thu Jan 20 2022 Fedora Release Engineering <releng@fedoraproject.org> - 1.30.0-16
 - Rebuilt for https://fedoraproject.org/wiki/Fedora_36_Mass_Rebuild