diff --git a/README.md b/README.md
index bbe82d5153e0af347727ccb6fde246b72c461d4e..3d0e9e139df2fa6b5a96059d0f702214633272c9 100644
--- a/README.md
+++ b/README.md
@@ -96,6 +96,8 @@ shared_buffers = 4GB        # 25% of memory
 work_mem = 512MB
 synchronous_commit = off
 checkpoint_completion_target = 0.9
+checkpoint_timeout = 30min
+max_wal_size = 4GB
 ```
 
 ## JSON-RPC API