diff --git a/raspberrypi-eeprom.spec b/raspberrypi-eeprom.spec
index 2515cfc..d79ea8c 100644
--- a/raspberrypi-eeprom.spec
+++ b/raspberrypi-eeprom.spec
@@ -1,11 +1,11 @@
 %global _firmware_path /lib/firmware
-%define url_version 2022.01.25-138a1
+%define url_version 2023.01.11-138c0
 
 %global debug_package %{nil}
 
 Name:           raspberrypi-eeprom
-Version:        2022.01.25
-Release:        2
+Version:        2023.01.11
+Release:        1
 Summary:        Raspberry Pi 4 EEPROM firmware
 License:        BSD-3-Clause and custom
 URL:            https://github.com/raspberrypi/rpi-eeprom
@@ -63,6 +63,10 @@ cp -a firmware/default %{buildroot}%{_firmware_path}/raspberrypi/bootloader
 %{_firmware_path}/raspberrypi
 
 %changelog
+* Sat Mar 18 2023 Yafen Fang <yafen@iscas.ac.cn> - 2023.01.11-1
+- update upstream version to 2023.01.11-138c0
+- update patch for rpi-eeprom-update: use 'tr' instead of 'strings'
+
 * Fri Mar 25 2022 Yafen Fang <yafen@iscas.ac.cn> - 2022.01.25-2
 - remove unused license: uIP
 
@@ -74,4 +78,4 @@ cp -a firmware/default %{buildroot}%{_firmware_path}/raspberrypi/bootloader
 - remove rpi-eeprom-update.service
 
 * Sat Sep 25 2021 Yafen Fang <yafen@iscas.ac.cn> - 2021.04.29-1
-- init package
\ No newline at end of file
+- init package
diff --git a/rpi-eeprom-2022.01.25.tar.gz b/rpi-eeprom-2023.01.11.tar.gz
similarity index 51%
rename from rpi-eeprom-2022.01.25.tar.gz
rename to rpi-eeprom-2023.01.11.tar.gz
index 6a50a03..1b5f65a 100644
Binary files a/rpi-eeprom-2022.01.25.tar.gz and b/rpi-eeprom-2023.01.11.tar.gz differ
diff --git a/tr-instead-of-string-in-rpi-eeprom-update.patch b/tr-instead-of-string-in-rpi-eeprom-update.patch
index f1c82cf..b7648a6 100644
--- a/tr-instead-of-string-in-rpi-eeprom-update.patch
+++ b/tr-instead-of-string-in-rpi-eeprom-update.patch
@@ -1,17 +1,26 @@
 diff --git a/rpi-eeprom-update b/rpi-eeprom-update
-index 7b92a5e..78a5739 100755
+index cb25316..431f24f 100755
 --- a/rpi-eeprom-update
 +++ b/rpi-eeprom-update
-@@ -114,7 +114,7 @@ getBootloaderConfig() {
+@@ -125,7 +125,7 @@ getBootloaderConfig() {
     local blconfig_nvmem_path=""
  
     if [ -f "${blconfig_alias}" ]; then
 -      local blconfig_ofnode_path="/sys/firmware/devicetree/base"$(strings "${blconfig_alias}")""
 +      local blconfig_ofnode_path="/sys/firmware/devicetree/base"$(tr -cd [:print:] < "${blconfig_alias}")""
-       local blconfig_ofnode_link=$(find -L /sys/bus/nvmem -samefile "${blconfig_ofnode_path}" 2>/dev/null)
+       local blconfig_ofnode_link=$(find -L /sys/bus/nvmem -maxdepth 3 -samefile "${blconfig_ofnode_path}" 2>/dev/null)
  
        if [ -e "${blconfig_ofnode_link}" ]; then
-@@ -279,7 +279,7 @@ getBootloaderUpdateVersion() {
+@@ -185,7 +185,7 @@ applyRecoveryUpdate()
+    [ -n "${BOOTLOADER_UPDATE_IMAGE}" ] || [ -n "${VL805_UPDATE_IMAGE}" ] || die "No update images specified"
+ 
+    getBootloaderCurrentVersion
+-   BOOTLOADER_UPDATE_VERSION=$(strings "${BOOTLOADER_UPDATE_IMAGE}" | grep BUILD_TIMESTAMP | sed 's/.*=//g')
++   BOOTLOADER_UPDATE_VERSION=$(tr -c [:print:] "\n" < "${BOOTLOADER_UPDATE_IMAGE}" | sed '/^BUILD_TIMESTAMP=/s/.*=//p;d')
+    if [ "${BOOTLOADER_CURRENT_VERSION}" -gt "${BOOTLOADER_UPDATE_VERSION}" ]; then
+       echo "   WARNING: Installing an older bootloader version."
+       echo "            Update the rpi-eeprom package to fetch the latest bootloader images."
+@@ -310,7 +310,7 @@ getBootloaderUpdateVersion() {
     match=".*/pieeprom-[0-9][0-9][0-9][0-9]-[0-9][0-9]-[0-9][0-9].bin"
     latest="$(find "${FIRMWARE_IMAGE_DIR}/" -maxdepth 1 -type f -size "${EEPROM_SIZE}c" -regex "${match}" | sort -r | head -n1)"
     if [ -f "${latest}" ]; then