diff --git a/Changelog.md b/Changelog.md
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--- a/Changelog.md
+++ b/Changelog.md
@@ -1,5 +1,8 @@
 # node-bitcoin changelog
 
+## v2.3.1 (2015/06/24)
+* add missing `getMempoolInfo` for bitcoind v0.10
+
 ## v2.3.0 (2015/02/04)
 * drop node v0.8.x support
 * update testnet-box