diff --git a/drivers/nble/gap.c b/drivers/nble/gap.c
index 4f5cde1b111..742d8bada55 100644
--- a/drivers/nble/gap.c
+++ b/drivers/nble/gap.c
@@ -34,10 +34,23 @@
 
 static bt_ready_cb_t bt_ready_cb;
 
+static void send_dm_config(void)
+{
+	struct ble_core_gap_sm_config_params config;
+
+	config.options = 1;	/* bonding */
+	config.io_caps = 3;	/* no input no output */
+	config.key_size = 16;	/* or 7 */
+
+	ble_gap_sm_config_req(&config, NULL);
+}
+
 void on_nble_up(void)
 {
 	BT_DBG("");
 
+	send_dm_config();
+
 	ble_get_version_req(NULL);
 }