diff --git a/CHANGELOG.md b/CHANGELOG.md
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -4,6 +4,10 @@
 The format is based on [Keep a Changelog](http://keepachangelog.com/en/1.0.0/)
 and this project adheres to [Semantic Versioning](http://semver.org/spec/v2.0.0.html).
 
+## 0.6.9
+### Changed
+- Reduce number of coinbase checks to 10,000 ancestors.
+
 ## 0.6.8
 ### Changed
 - Further optimize coinbase after height checks.
diff --git a/app/Main.hs b/app/Main.hs
--- a/app/Main.hs
+++ b/app/Main.hs
@@ -289,7 +289,7 @@
             res <-
                 withSnapshot db $ \s -> do
                 let d = (db, defaultReadOptions {useSnapshot = Just s})
-                cbAfterHeight d 100000 height txid
+                cbAfterHeight d 10000 height txid
             S.json $ object ["result" .= res]
         S.get "/transactions" $ do
             txids <- param "txids"
diff --git a/haskoin-store.cabal b/haskoin-store.cabal
--- a/haskoin-store.cabal
+++ b/haskoin-store.cabal
@@ -2,10 +2,10 @@
 --
 -- see: https://github.com/sol/hpack
 --
--- hash: ccd67ad2ad06941bbac623fbc3d7133ab14bc89b0ea120648557071e3501d0d4
+-- hash: 3b2c66acf9e4bbe87c2b291dc99c916edc43bac8bd65fe11da48a82bc56b727e
 
 name:           haskoin-store
-version:        0.6.8
+version:        0.6.9
 synopsis:       Storage and index for Bitcoin and Bitcoin Cash
 description:    Store blocks, transactions, and balances for Bitcoin or Bitcoin Cash, and make that information via REST API.
 category:       Bitcoin, Finance, Network