diff --git a/CHANGELOG.md b/CHANGELOG.md
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -7,6 +7,12 @@
 [1]: http://semver.org/spec/v2.0.0.html
 [2]: https://github.com/roman/Haskell-teardown/libraries/teardown/CHANGELOG.md
 
+
+## v0.1.0.1
+
+* Add benchmark to compare with vanilla IO unit
+* Bump version of `criterion` to `1.2`
+
 ## v0.1.0.0
 
 > BREAKING CHANGES
diff --git a/benchmark/Main.hs b/benchmark/Main.hs
--- a/benchmark/Main.hs
+++ b/benchmark/Main.hs
@@ -1,9 +1,21 @@
+{-# LANGUAGE OverloadedStrings #-}
+{-# LANGUAGE NoImplicitPrelude #-}
 module Main where
 
+import Protolude
+
 import Criterion
 import Criterion.Main
 
-import Lib (inc)
+import Control.Teardown (newTeardown, teardown)
 
 main :: IO ()
-main = defaultMain [bench "inc 41" (whnf inc (41 :: Int))]
+main = defaultMain [
+    bgroup "simple IO unit return"
+    [
+      bench "without teardown" (whnfIO $ return ())
+    , env
+        (newTeardown "benchmark" $ (return () :: IO ()))
+        (\unitTeardown -> bench "with teardown" (whnfIO $ void $ teardown unitTeardown))
+    ]
+  ]
diff --git a/src/Control/Teardown/Internal/Types.hs b/src/Control/Teardown/Internal/Types.hs
--- a/src/Control/Teardown/Internal/Types.hs
+++ b/src/Control/Teardown/Internal/Types.hs
@@ -1,3 +1,4 @@
+{-# LANGUAGE BangPatterns      #-}
 {-# LANGUAGE CPP               #-}
 {-# LANGUAGE DeriveGeneric     #-}
 {-# LANGUAGE NoImplicitPrelude #-}
@@ -8,7 +9,8 @@
 import Data.Time.Clock (NominalDiffTime)
 
 #if MIN_VERSION_base(4,9,0)
-import GHC.Generics (Generic)
+import Control.DeepSeq (NFData (..))
+import GHC.Generics    (Generic)
 #endif
 
 --------------------------------------------------------------------------------
@@ -51,6 +53,9 @@
 newtype Teardown
   = Teardown (IO TeardownResult)
   deriving (Generic)
+
+instance NFData Teardown where
+  rnf !_ = ()
 
 -- | A record that __is__ or __contains__ a 'Teardown' sub-routine should
 -- instantiate this typeclass
diff --git a/teardown.cabal b/teardown.cabal
--- a/teardown.cabal
+++ b/teardown.cabal
@@ -1,9 +1,9 @@
--- This file has been generated from package.yaml by hpack version 0.15.0.
+-- This file has been generated from package.yaml by hpack version 0.17.0.
 --
 -- see: https://github.com/sol/hpack
 
 name:           teardown
-version:        0.1.0.0
+version:        0.1.0.1
 synopsis:       Build composable, idempotent & transparent application cleanup sub-routines
 description:    Please see README.md
 category:       System
@@ -37,6 +37,7 @@
     , text >=1.2 && <1.3
     , time >=1.5 && <1.7
     , ansi-wl-pprint >=0.6 && <0.7
+    , deepseq >=1.4 && <1.5
   exposed-modules:
       Control.Teardown
   other-modules:
@@ -96,6 +97,6 @@
     , protolude >=0.1 && <0.2
     , text >=1.2 && <1.3
     , time >=1.5 && <1.7
-    , criterion >=1.1 && <1.2
+    , criterion >=1.1 && <1.3
     , teardown
   default-language: Haskell2010