diff --git a/codex/codextypes.nim b/codex/codextypes.nim
index 87c86b51..da9cfce2 100644
--- a/codex/codextypes.nim
+++ b/codex/codextypes.nim
@@ -25,7 +25,8 @@ export tables
 
 const
   # BitTorrent specific
-  DefaultPieceLength* = NBytes 1024 * 64
+  # DefaultPieceLength* = NBytes 1024 * 1024 * 4 # 4MiB
+  DefaultPieceLength* = NBytes 1024 * 256 # 256KiB
   BitTorrentBlockSize* = NBytes 1024 * 16
 
   # Size of blocks for storage / network exchange,