diff --git a/hledger/Hledger/Cli/Commands/Aregister.md b/hledger/Hledger/Cli/Commands/Aregister.md
index 540b635f3..0a8f3f299 100644
--- a/hledger/Hledger/Cli/Commands/Aregister.md
+++ b/hledger/Hledger/Cli/Commands/Aregister.md
@@ -48,7 +48,7 @@ Each `aregister` line item shows:
 Transactions making a net change of zero are not shown by default;
 add the `-E/--empty` flag to show them.
 
-For performance reasons, column widths are chosen based on the first 100 lines;
+For performance reasons, column widths are chosen based on the first 1000 lines;
 this means unusually wide values in later lines can cause visual discontinuities
 as column widths are adjusted. If you want to ensure perfect alignment, 
 at the cost of more time and memory, use the `--align-all` flag.
diff --git a/hledger/Hledger/Cli/Commands/Register.md b/hledger/Hledger/Cli/Commands/Register.md
index 6c426a69e..14044846a 100644
--- a/hledger/Hledger/Cli/Commands/Register.md
+++ b/hledger/Hledger/Cli/Commands/Register.md
@@ -25,7 +25,7 @@ $ hledger register checking
 
 With --date2, it shows and sorts by secondary date instead.
 
-For performance reasons, column widths are chosen based on the first 100 lines;
+For performance reasons, column widths are chosen based on the first 1000 lines;
 this means unusually wide values in later lines can cause visual discontinuities
 as column widths are adjusted. If you want to ensure perfect alignment, 
 at the cost of more time and memory, use the `--align-all` flag.
diff --git a/hledger/Hledger/Cli/Utils.hs b/hledger/Hledger/Cli/Utils.hs
index 76cd2330c..60835ebf4 100644
--- a/hledger/Hledger/Cli/Utils.hs
+++ b/hledger/Hledger/Cli/Utils.hs
@@ -268,7 +268,7 @@ postingsOrTransactionsReportAsText alignAll opts itemAsText itemamt itembal repo
     mconcat . snd $ mapAccumL renderItem (startWidth amt, startWidth bal) itemsWithAmounts
   where
     minWidth  = 12
-    chunkSize = 100
+    chunkSize = 1000
 
     renderItem (amtWidth, balWidth) item@(_, amt, bal) = ((amtWidth', balWidth'), itemBuilder)
       where