diff --git a/roles/koschei/templates/config.cfg.j2 b/roles/koschei/templates/config.cfg.j2
index 0ac3d1506f..17179a0fbb 100644
--- a/roles/koschei/templates/config.cfg.j2
+++ b/roles/koschei/templates/config.cfg.j2
@@ -37,10 +37,13 @@ config = {
         "keep_build_deps_for": 1,
         "local": False,
         "arches": ['x86_64', 'i386'],
+        "persist_chunk_size": 300,
+        "resolver_queue_size": 100,
+        "dependency_fetch_chunk_size": 100,
         "cache_l1_capacity": 2,
         "cache_l2_capacity": 128,
         "cache_l1_threads": 2,
-        "cache_l2_threads": 1,
+        "cache_l2_threads": 2,
         "cache_threads_max": 4,
         {% if False %}
         {# hawkey on el7 doesn't support ignore_weak_deps and Koji is not ignoring them either #}