diff --git a/src/shared/gatt-client.c b/src/shared/gatt-client.c
index b48d739..9db3f52 100644
--- a/src/shared/gatt-client.c
+++ b/src/shared/gatt-client.c
@@ -1276,7 +1276,9 @@
 
 	range = queue_peek_head(op->discov_ranges);
 
-	client->discovery_req = bt_gatt_discover_included_services(client->att,
+	if (range)
+		client->discovery_req = bt_gatt_discover_included_services(
+							client->att,
 							range->start,
 							range->end,
 							discover_incl_cb,