diff --git a/hasbolt.cabal b/hasbolt.cabal
--- a/hasbolt.cabal
+++ b/hasbolt.cabal
@@ -1,6 +1,6 @@
 cabal-version: >=1.10
 name: hasbolt
-version: 0.1.4.2
+version: 0.1.4.3
 license: BSD3
 license-file: LICENSE
 copyright: (c) 2018 Pavel Yakovlev
diff --git a/src/Database/Bolt/Connection/Type.hs b/src/Database/Bolt/Connection/Type.hs
--- a/src/Database/Bolt/Connection/Type.hs
+++ b/src/Database/Bolt/Connection/Type.hs
@@ -77,6 +77,7 @@
                        , password      :: Text    -- ^Neo4j password
                        , secure        :: Bool    -- ^Use TLS or not
                        }
+  deriving (Eq, Show, Read)
 
 instance Default BoltCfg where
   def = BoltCfg { magic         = 1616949271