diff --git a/samples/bluetooth/central_iso/prj.conf b/samples/bluetooth/central_iso/prj.conf
index ab5a202401f..81264161a5c 100644
--- a/samples/bluetooth/central_iso/prj.conf
+++ b/samples/bluetooth/central_iso/prj.conf
@@ -1,11 +1,3 @@
 CONFIG_BT=y
 CONFIG_LOG=y
 CONFIG_BT_ISO_CENTRAL=y
-CONFIG_BT_SMP=y
-
-CONFIG_BT_KEYS_OVERWRITE_OLDEST=y
-CONFIG_BT_SETTINGS=y
-CONFIG_FLASH=y
-CONFIG_FLASH_MAP=y
-CONFIG_NVS=y
-CONFIG_SETTINGS=y