diff --git a/meta-openembedded/meta-oe/recipes-extended/polkit/polkit/0002-jsauthority-port-to-mozjs-91.patch b/meta-openembedded/meta-oe/recipes-extended/polkit/polkit/0002-jsauthority-port-to-mozjs-91.patch
new file mode 100644
index 0000000..5b3660d
--- /dev/null
+++ b/meta-openembedded/meta-oe/recipes-extended/polkit/polkit/0002-jsauthority-port-to-mozjs-91.patch
@@ -0,0 +1,38 @@
+From 4ce27b66bb07b72cb96d3d43a75108a5a6e7e156 Mon Sep 17 00:00:00 2001
+From: Xi Ruoyao <xry111@mengyan1223.wang>
+Date: Tue, 10 Aug 2021 19:09:42 +0800
+Subject: [PATCH] jsauthority: port to mozjs-91
+
+Upstream-Status: Submitted [https://gitlab.freedesktop.org/polkit/polkit/-/merge_requests/92]
+Signed-off-by: Alexander Kanavin <alex@linutronix.de>
+---
+ configure.ac | 2 +-
+ meson.build  | 2 +-
+ 2 files changed, 2 insertions(+), 2 deletions(-)
+
+diff --git a/configure.ac b/configure.ac
+index d807086..5a7fc11 100644
+--- a/configure.ac
++++ b/configure.ac
+@@ -80,7 +80,7 @@ PKG_CHECK_MODULES(GLIB, [gmodule-2.0 gio-unix-2.0 >= 2.30.0])
+ AC_SUBST(GLIB_CFLAGS)
+ AC_SUBST(GLIB_LIBS)
+ 
+-PKG_CHECK_MODULES(LIBJS, [mozjs-78])
++PKG_CHECK_MODULES(LIBJS, [mozjs-91])
+ 
+ AC_SUBST(LIBJS_CFLAGS)
+ AC_SUBST(LIBJS_CXXFLAGS)
+diff --git a/meson.build b/meson.build
+index b3702be..733bbff 100644
+--- a/meson.build
++++ b/meson.build
+@@ -126,7 +126,7 @@ expat_dep = dependency('expat')
+ assert(cc.has_header('expat.h', dependencies: expat_dep), 'Can\'t find expat.h. Please install expat.')
+ assert(cc.has_function('XML_ParserCreate', dependencies: expat_dep), 'Can\'t find expat library. Please install expat.')
+ 
+-mozjs_dep = dependency('mozjs-78')
++mozjs_dep = dependency('mozjs-91')
+ 
+ dbus_dep = dependency('dbus-1')
+ dbus_confdir = dbus_dep.get_pkgconfig_variable('datadir', define_variable: ['datadir', pk_prefix / pk_datadir])   #changed from sysconfdir with respect to commit#8eada3836465838