diff --git a/codex/codextypes.nim b/codex/codextypes.nim
index 60f619c5..d9c08576 100644
--- a/codex/codextypes.nim
+++ b/codex/codextypes.nim
@@ -25,7 +25,7 @@ export tables
 
 const
   # Size of blocks for storage / network exchange,
-  DefaultBlockSize* = NBytes 1024*64
+  DefaultBlockSize* = NBytes 1024 * 64
   DefaultCellSize* = NBytes 2048
 
   DefaultSamplesNum* = 20