diff --git a/boot/zephyr/boards/thingy53_nrf5340_cpuapp.conf b/boot/zephyr/boards/thingy53_nrf5340_cpuapp.conf
index b49bbcf..754bf7b 100644
--- a/boot/zephyr/boards/thingy53_nrf5340_cpuapp.conf
+++ b/boot/zephyr/boards/thingy53_nrf5340_cpuapp.conf
@@ -75,3 +75,7 @@
 CONFIG_FLASH_SIMULATOR=y
 CONFIG_FLASH_SIMULATOR_DOUBLE_WRITES=y
 CONFIG_FLASH_SIMULATOR_STATS=n
+
+# Enable custom command to erase settings partition.
+CONFIG_ENABLE_MGMT_PERUSER=y
+CONFIG_BOOT_MGMT_CUSTOM_STORAGE_ERASE=y