diff --git a/salak-yaml.cabal b/salak-yaml.cabal
--- a/salak-yaml.cabal
+++ b/salak-yaml.cabal
@@ -1,6 +1,6 @@
 cabal-version: 1.12
 name: salak-yaml
-version: 0.3
+version: 0.3.1
 license: BSD3
 license-file: LICENSE
 copyright: (c) 2018 Daniel YU
diff --git a/test/Spec.hs b/test/Spec.hs
--- a/test/Spec.hs
+++ b/test/Spec.hs
@@ -9,7 +9,6 @@
 
 module Main where
 
-import           Control.Monad.Catch
 import           Control.Monad.Reader
 import           Data.List            (intercalate)
 import           Data.Text            (Text, pack)
@@ -52,10 +51,10 @@
 data SubConf = SubConf
   { hello :: String } deriving (Eq, Show, Generic)
 
-instance MonadCatch m => FromProp m SubConf where
+instance Monad m => FromProp m SubConf where
   fromProp = SubConf <$> "hello" .?= "yyy"
 
-instance MonadCatch m => FromProp m Conf
+instance Monad m => FromProp m Conf
 
 jsonProperty :: SpecWith ()
 jsonProperty = do