diff --git a/roles/koschei/backend/templates/config-backend.cfg.j2 b/roles/koschei/backend/templates/config-backend.cfg.j2
index 3be33097ba..b0c611577b 100644
--- a/roles/koschei/backend/templates/config-backend.cfg.j2
+++ b/roles/koschei/backend/templates/config-backend.cfg.j2
@@ -40,7 +40,7 @@ config = {
         "persist_chunk_size": 300,
         "resolver_queue_size": 100,
         "dependency_fetch_chunk_size": 150,
-        "cache_l1_capacity": 4,
+        "cache_l1_capacity": 3,
         "cache_l2_capacity": 128,
         "cache_l1_threads": 3,
         "cache_l2_threads": 1,