diff --git a/boards/sim/sim/sim/configs/mirtos/defconfig b/boards/sim/sim/sim/configs/mirtos/defconfig
index 721d8795d76..bde87e6d423 100644
--- a/boards/sim/sim/sim/configs/mirtos/defconfig
+++ b/boards/sim/sim/sim/configs/mirtos/defconfig
@@ -44,6 +44,7 @@ CONFIG_BT_MESH=y
 CONFIG_BT_MESH_ADV_BUF_COUNT=20
 CONFIG_BT_MESH_ADV_STACK_SIZE=8192
 CONFIG_BT_MESH_APP_KEY_COUNT=2
+CONFIG_BT_MESH_CDB=y
 CONFIG_BT_MESH_CFG_CLI=y
 CONFIG_BT_MESH_FRIEND=y
 CONFIG_BT_MESH_GATT_PROXY=y
@@ -183,19 +184,15 @@ CONFIG_SCHED_HPWORK=y
 CONFIG_SCHED_LPWORKSTACKSIZE=15360
 CONFIG_SCHED_ONEXIT=y
 CONFIG_SCHED_TICKLESS=y
-CONFIG_SCHED_TICKLESS_ALARM=y
-CONFIG_SCHED_TICKLESS_LIMIT_MAX_SLEEP=y
 CONFIG_SENSORS_WTGAHRS2=y
 CONFIG_SENSOR_MANAGER=y
 CONFIG_SERVICES_PNS=y
 CONFIG_SETTINGS=y
 CONFIG_SETTINGS_FS_DIR="/data"
 CONFIG_SETTINGS_FS_FILE="/data/zblue.bin"
-CONFIG_SIG_DEFAULT=y
 CONFIG_SIG_EVTHREAD=y
 CONFIG_SIM_FBHEIGHT=480
 CONFIG_SIM_FBWIDTH=640
-CONFIG_SIM_FRAMEBUFFER=y
 CONFIG_SIM_M32=y
 CONFIG_SIM_NET_BRIDGE=y
 CONFIG_SIM_TOUCHSCREEN=y
@@ -223,7 +220,6 @@ CONFIG_TESTING_SENSORTEST=y
 CONFIG_TOOLS_CURL=y
 CONFIG_TOOLS_IPERF3=y
 CONFIG_TTY_SIGINT=y
-CONFIG_TTY_SIGSTP=y
 CONFIG_UORB_LISTENER=y
 CONFIG_UORB_TESTS=y
 CONFIG_USERMAIN_STACKSIZE=30720
diff --git a/boards/sim/sim/sim/configs/mirtos_test/defconfig b/boards/sim/sim/sim/configs/mirtos_test/defconfig
index db551312412..e37c28d7aaa 100644
--- a/boards/sim/sim/sim/configs/mirtos_test/defconfig
+++ b/boards/sim/sim/sim/configs/mirtos_test/defconfig
@@ -122,8 +122,6 @@ CONFIG_SCHED_TICKLESS=y
 CONFIG_SERVICES_PNS=y
 CONFIG_SIG_DEFAULT=y
 CONFIG_SIG_EVTHREAD=y
-CONFIG_SIM_FBWIDTH=320
-CONFIG_SIM_FRAMEBUFFER=y
 CONFIG_SIM_M32=y
 CONFIG_SIM_NET_BRIDGE=y
 CONFIG_SPINLOCK=y
@@ -149,13 +147,11 @@ CONFIG_TESTING_OSTEST=y
 CONFIG_TESTING_SCANFTEST=y
 CONFIG_TESTING_SMART=y
 CONFIG_TESTING_SMART_TEST=y
-CONFIG_TESTING_TESTRUNNER=y
 CONFIG_TESTING_UNITY=y
 CONFIG_TESTING_UNITY_OUTPUT_COLOR=y
 CONFIG_TOOLS_CURL=y
 CONFIG_TOOLS_IPERF3=y
 CONFIG_TTY_SIGINT=y
-CONFIG_TTY_SIGSTP=y
 CONFIG_USERMAIN_STACKSIZE=4096
 CONFIG_USER_ENTRYPOINT="nsh_main"
 CONFIG_VIDEO_FB=y