diff --git a/benchmark/Main.hs b/benchmark/Main.hs
--- a/benchmark/Main.hs
+++ b/benchmark/Main.hs
@@ -1,6 +1,7 @@
 -- You can benchmark your code quickly and effectively with Criterion. See its
 -- website for help: <http://www.serpentine.com/criterion/>.
-import Criterion.Main
 
+import Universum
+
 main :: IO ()
-main = defaultMain [bench "const" (whnf const ())]
+main = putTextLn "Hello"
diff --git a/package.yaml b/package.yaml
--- a/package.yaml
+++ b/package.yaml
@@ -1,5 +1,5 @@
 name: require
-version: '0.2.0'
+version: '0.2.1'
 github: "theam/require"
 license: Apache-2.0
 author: "The Agile Monkeys"
diff --git a/require.cabal b/require.cabal
--- a/require.cabal
+++ b/require.cabal
@@ -2,10 +2,10 @@
 --
 -- see: https://github.com/sol/hpack
 --
--- hash: 33332b8c960f813e87189b2741785fc878a0151fef0ad2a7dd80187a15af8a53
+-- hash: 173608385fd718f309239b82a52ceb4e1804001699a05dfbf5bdbc83e8dd2d78
 
 name:           require
-version:        0.2.0
+version:        0.2.1
 synopsis:       Scrap your qualified import clutter
 description:    See <https://theam.github.io/require>
 category:       Other