diff --git a/meta-raspberrypi/recipes-graphics/userland/files/0001-mmal-Do-not-use-Werror.patch b/meta-raspberrypi/recipes-graphics/userland/files/0001-mmal-Do-not-use-Werror.patch
new file mode 100644
index 0000000..ff00d8b
--- /dev/null
+++ b/meta-raspberrypi/recipes-graphics/userland/files/0001-mmal-Do-not-use-Werror.patch
@@ -0,0 +1,33 @@
+From 15fbe266af3dcc5b7660397204b06d04364a953a Mon Sep 17 00:00:00 2001
+From: Khem Raj <raj.khem@gmail.com>
+Date: Sat, 2 Apr 2022 21:37:42 -0700
+Subject: [PATCH] mmal: Do not use -Werror
+
+Clang warns about unused-but-set variables
+interface/mmal/vc/mmal_vc_api.c:395:18: error: variable 'status' set but not used [-We
+rror,-Wunused-but-set-variable]
+|    MMAL_STATUS_T status;
+|                  ^
+
+Upstream-Status: Pending
+Signed-off-by: Khem Raj <raj.khem@gmail.com>
+---
+ interface/mmal/CMakeLists.txt | 2 +-
+ 1 file changed, 1 insertion(+), 1 deletion(-)
+
+diff --git a/interface/mmal/CMakeLists.txt b/interface/mmal/CMakeLists.txt
+index 46f149d..c5c1642 100644
+--- a/interface/mmal/CMakeLists.txt
++++ b/interface/mmal/CMakeLists.txt
+@@ -3,7 +3,7 @@ if (NOT DEFINED LIBRARY_TYPE)
+ set(LIBRARY_TYPE SHARED)
+ endif (NOT DEFINED LIBRARY_TYPE)
+ 
+-add_definitions(-Wall -Werror)
++add_definitions(-Wall)
+ 
+ add_library(mmal SHARED util/mmal_util.c)
+ 
+-- 
+2.35.1
+
diff --git a/meta-raspberrypi/recipes-graphics/userland/userland_git.bb b/meta-raspberrypi/recipes-graphics/userland/userland_git.bb
index 5676c31..d8265d4 100644
--- a/meta-raspberrypi/recipes-graphics/userland/userland_git.bb
+++ b/meta-raspberrypi/recipes-graphics/userland/userland_git.bb
@@ -13,14 +13,15 @@
 
 SRCBRANCH = "master"
 SRCFORK = "raspberrypi"
-SRCREV = "97bc8180ad682b004ea224d1db7b8e108eda4397"
+SRCREV = "c4fd1b8986c6d6d4ae5cd51e65a8bbeb495dfa4e"
 
 # Use the date of the above commit as the package version. Update this when
 # SRCREV is changed.
-PV = "20210623"
+PV = "20220323"
 
 SRC_URI = "\
     git://github.com/${SRCFORK}/userland.git;protocol=https;branch=${SRCBRANCH} \
+    file://0001-mmal-Do-not-use-Werror.patch \
     file://0001-Allow-applications-to-set-next-resource-handle.patch \
     file://0002-wayland-Add-support-for-the-Wayland-winsys.patch \
     file://0003-wayland-Add-Wayland-example.patch \
@@ -67,7 +68,7 @@
 PACKAGECONFIG[wayland] = "-DBUILD_WAYLAND=TRUE -DWAYLAND_SCANNER_EXECUTABLE:FILEPATH=${STAGING_BINDIR_NATIVE}/wayland-scanner,,wayland-native wayland"
 PACKAGECONFIG[allapps] = "-DALL_APPS=true,,,"
 
-CFLAGS:append = " -fPIC"
+CFLAGS:append = " -fPIC -Wno-unused-but-set-variable"
 
 do_install:append () {
 	for f in `find ${D}${includedir}/interface/vcos/ -name "*.h"`; do