diff --git a/boards/nxp/frdm_mcxn947/Kconfig.sysbuild b/boards/nxp/frdm_mcxn947/Kconfig.sysbuild
new file mode 100644
index 00000000000..4625c7d2929
--- /dev/null
+++ b/boards/nxp/frdm_mcxn947/Kconfig.sysbuild
@@ -0,0 +1,6 @@
+# Copyright 2024 NXP
+# SPDX-License-Identifier: Apache-2.0
+
+choice MCUBOOT_MODE
+	default MCUBOOT_MODE_OVERWRITE_ONLY
+endchoice