https://devzone.nordicsemi.com/f/nordic-q-a/100419/mcuboot-custom-board-overlayWe are using a custom board defined in our project directory under the folder &quot;boards/arm/&lt;our_custom_board&gt;.dts&quot; We are trying to use MCUBoot in our application and we are following along with one of the sample applications that have MCUBoot enableden-USTelligent Community 13Mon, 05 Jun 2023 12:15:52 GMThttps://devzone.nordicsemi.com/thread/429289?ContentTypeID=1Mon, 05 Jun 2023 12:15:52 GMT137ad170-7792-4731-bb38-c0d22fbe4515:35dc3094-b6bc-43bf-8b3d-2d3c6b11bcb4&#216;ivind<p>Hi,</p> <p>Could I please see the prj.conf file? <br />Do you have a .conf file for mcuboot? If so I would like to see that as well.</p> <p>When you build, do you target your custom board? Do you see any difference if your overlay file is named the same as your custom board target?</p><div style="clear:both;"></div>https://devzone.nordicsemi.com/thread/429076?ContentTypeID=1Fri, 02 Jun 2023 20:16:39 GMT137ad170-7792-4731-bb38-c0d22fbe4515:ba5585b8-6f9a-414a-a929-ce436330418bBilal<p>To add to the above: it also seems like in the CMakeCache.txt file that gets generated on build does have not the following set:</p> <div> <div><span>mcuboot_CONF_FILE</span></div> <div> <div> <div><span>mcuboot_DTC_OVERLAY_FILE</span></div> </div> </div> </div><div style="clear:both;"></div>