diff --git a/postgresql.custom.conf b/postgresql.custom.conf
index 8bf2399..07a530c 100644
--- a/postgresql.custom.conf
+++ b/postgresql.custom.conf
@@ -6,3 +6,19 @@ min_wal_size = 1GB
 max_wal_size = 2GB
 work_mem = 32MB
 maintenance_work_mem = 256MB
+
+# Suggested settings from
+# https://github.com/openstreetmap/chef/blob/master/roles/tile.rb#L38-L45
+
+max_connections = 250
+temp_buffers = 32MB
+work_mem = 128MB
+wal_buffers = 1024kB
+wal_writer_delay = 500ms
+commit_delay = 10000
+checkpoint_segments = 60
+max_wal_size = 2880MB
+random_page_cost = 1.1
+track_activity_query_size = 16384
+autovacuum_vacuum_scale_factor = 0.05
+autovacuum_analyze_scale_factor = 0.02