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).
 
+## 0.6.4
+### Changed
+- Do not fail silently when importing orphan transactions into the mempool.
+
 ## 0.6.3
 ### Changed
 - Dummy release to bump haskoin-node in stack.yaml.
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: b4f7b6f7dd541812e32115220092ac68fd85f3ca81d209035d64fd675050ae9e
+-- hash: fcd3e8377f4350d2c7dc147552da91e06021944773c25399c08de50d10665ca2
 
 name:           haskoin-store
-version:        0.6.3
+version:        0.6.4
 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
diff --git a/src/Network/Haskoin/Store/Logic.hs b/src/Network/Haskoin/Store/Logic.hs
--- a/src/Network/Haskoin/Store/Logic.hs
+++ b/src/Network/Haskoin/Store/Logic.hs
@@ -104,8 +104,9 @@
             any isNothing <$>
             mapM (getTxData i . outPointHash . prevOutput) (txIn tx)
         if orp
-            then $(logErrorS) "BlockLogic" $
-                 "Transaction is orphan: " <> txHashToHex (txHash tx)
+            then do
+                $(logErrorS) "BlockLogic" $ "Transaction is orphan: " <> txHashToHex (txHash tx)
+                throwError $ OrphanTx (txHash tx)
             else f
     f = do
         us <-