diff --git a/drivers/nble/conn_internal.h b/drivers/nble/conn_internal.h
index 48a44f33dbd..152ecf3329a 100644
--- a/drivers/nble/conn_internal.h
+++ b/drivers/nble/conn_internal.h
@@ -31,4 +31,6 @@ struct bt_conn {
 		BT_CONN_CONNECTED,
 		BT_CONN_DISCONNECT,
 	} state;
+
+	void *gatt_discover;
 };
diff --git a/drivers/nble/gatt.c b/drivers/nble/gatt.c
index e5ab55531c5..c1c784bac3b 100644
--- a/drivers/nble/gatt.c
+++ b/drivers/nble/gatt.c
@@ -390,6 +390,10 @@ int bt_gatt_discover(struct bt_conn *conn,
 		return -EINVAL;
 	}
 
+	if (conn->gatt_discover) {
+		return -EBUSY;
+	}
+
 	switch (params->type) {
 	case BT_GATT_DISCOVER_PRIMARY:
 	case BT_GATT_DISCOVER_INCLUDE:
@@ -403,6 +407,8 @@ int bt_gatt_discover(struct bt_conn *conn,
 		discover_params.handle_range.start_handle = params->start_handle;
 		discover_params.handle_range.end_handle = params->end_handle;
 
+		conn->gatt_discover = params;
+
 		nble_gattc_discover_req(&discover_params, NULL);
 		break;
 	default: