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)
 
+## 0.35.10
+### Fixed
+- Correct test that was reversed in previous version.
+
 ## 0.35.9
 ### Removed
 - Mempool is no longer synced by default to fix public Bitcoin Core regression.
diff --git a/haskoin-store.cabal b/haskoin-store.cabal
--- a/haskoin-store.cabal
+++ b/haskoin-store.cabal
@@ -4,10 +4,10 @@
 --
 -- see: https://github.com/sol/hpack
 --
--- hash: ee92cb78c54effa254b70e987aa0b0e76e0f620dcab5aa11447a50e6838bbd15
+-- hash: 8a908d909ac257e559cd118bab7982a44c30029b7b8db2291319b5b05b5e9bed
 
 name:           haskoin-store
-version:        0.53.9
+version:        0.53.10
 synopsis:       Storage and index for Bitcoin and Bitcoin Cash
 description:    Please see the README on GitHub at <https://github.com/haskoin/haskoin-store#readme>
 category:       Bitcoin, Finance, Network
@@ -62,7 +62,7 @@
     , hashable >=1.3.0.0
     , haskoin-core >=0.20.4
     , haskoin-node >=0.17.0
-    , haskoin-store-data ==0.53.9
+    , haskoin-store-data ==0.53.10
     , hedis >=0.12.13
     , http-types >=0.12.3
     , lens >=4.18.1
@@ -116,7 +116,7 @@
     , haskoin-core >=0.20.4
     , haskoin-node >=0.17.0
     , haskoin-store
-    , haskoin-store-data ==0.53.9
+    , haskoin-store-data ==0.53.10
     , hedis >=0.12.13
     , http-types >=0.12.3
     , lens >=4.18.1
@@ -175,7 +175,7 @@
     , haskoin-core >=0.20.4
     , haskoin-node >=0.17.0
     , haskoin-store
-    , haskoin-store-data ==0.53.9
+    , haskoin-store-data ==0.53.10
     , hedis >=0.12.13
     , hspec >=2.7.1
     , http-types >=0.12.3
diff --git a/src/Haskoin/Store/BlockStore.hs b/src/Haskoin/Store/BlockStore.hs
--- a/src/Haskoin/Store/BlockStore.hs
+++ b/src/Haskoin/Store/BlockStore.hs
@@ -355,8 +355,8 @@
 
 syncMempool :: Monad m => BlockT m () -> BlockT m ()
 syncMempool f = do
-    n <- asks (blockConfSyncMempool . myConfig)
-    unless n f
+    s <- asks (blockConfSyncMempool . myConfig)
+    when s f
 
 mempool :: (MonadUnliftIO m, MonadLoggerIO m) => Peer -> BlockT m ()
 mempool p = guardMempool $ syncMempool $ void $ async $ do