diff --git a/bin/device-update.bat b/bin/device-update.bat
index 40def6caf..103fbad6e 100755
--- a/bin/device-update.bat
+++ b/bin/device-update.bat
@@ -10,7 +10,7 @@ echo.
 echo     -h               Display this help and exit
 echo     -p ESPTOOL_PORT  Set the environment variable for ESPTOOL_PORT.  If not set, ESPTOOL iterates all ports (Dangerrous).
 echo     -P PYTHON        Specify alternate python interpreter to use to invoke esptool. (Default: %PYTHON%)
-echo     -f FILENAME      The .bin file to flash.  Custom to your device type and region.
+echo     -f FILENAME      The *update.bin file to flash.  Custom to your device type.
 goto EOF
 
 :GETOPTS
@@ -28,7 +28,7 @@ IF "__%FILENAME%__" == "____" (
 )
 IF EXIST %FILENAME% (
     echo Trying to flash update %FILENAME%
-    %PYTHON% -m esptool --baud 115200 write_flash 0x00 %FILENAME%
+    %PYTHON% -m esptool --baud 115200 write_flash 0x10000 %FILENAME%
 ) else (
     echo "Invalid file: %FILENAME%"
 	goto HELP
diff --git a/bin/device-update.sh b/bin/device-update.sh
index a6d80c200..bd06fb25a 100755
--- a/bin/device-update.sh
+++ b/bin/device-update.sh
@@ -11,7 +11,7 @@ Flash image file to device, leave existing system intact."
     -h               Display this help and exit
     -p ESPTOOL_PORT  Set the environment variable for ESPTOOL_PORT.  If not set, ESPTOOL iterates all ports (Dangerrous).
     -P PYTHON        Specify alternate python interpreter to use to invoke esptool. (Default: "$PYTHON")
-    -f FILENAME      The .bin file to flash.  Custom to your device type and region.
+    -f FILENAME      The *update.bin file to flash.  Custom to your device type.
 EOF
 }
 
@@ -44,7 +44,7 @@ shift "$((OPTIND-1))"
 
 if [ -f "${FILENAME}" ]; then
 	echo "Trying to flash update ${FILENAME}."
-	$PYTHON -m esptool --baud 115200 write_flash 0x00 ${FILENAME}
+	$PYTHON -m esptool --baud 115200 write_flash 0x10000 ${FILENAME}
 else
 	echo "Invalid file: ${FILENAME}"
 	show_help