diff --git a/LICENSE b/LICENSE
--- a/LICENSE
+++ b/LICENSE
@@ -1,4 +1,4 @@
-Copyright (c) 2011-2017 Simon Hengel <sol@typeful.net>
+Copyright (c) 2011-2018 Simon Hengel <sol@typeful.net>
 Copyright (c) 2011-2012 Trystan Spangler <trystan.s@comcast.net>
 Copyright (c) 2011-2011 Greg Weber <greg@gregweber.info>
 
diff --git a/hspec-core.cabal b/hspec-core.cabal
--- a/hspec-core.cabal
+++ b/hspec-core.cabal
@@ -1,14 +1,14 @@
--- This file has been generated from package.yaml by hpack version 0.25.0.
+-- This file has been generated from package.yaml by hpack version 0.28.2.
 --
 -- see: https://github.com/sol/hpack
 --
--- hash: b85e0f85042731ca2893e4ab243f2694f46c7b9d527d7d0d81bd05fc2bdfcd32
+-- hash: cd0a31bd7edaf1f1a446581fe294f3b1ece7f6ad4c2b328ed847b570055241fa
 
 name:             hspec-core
-version:          2.5.0
+version:          2.5.1
 license:          MIT
 license-file:     LICENSE
-copyright:        (c) 2011-2017 Simon Hengel,
+copyright:        (c) 2011-2018 Simon Hengel,
                   (c) 2011-2012 Trystan Spangler,
                   (c) 2011 Greg Weber
 maintainer:       Simon Hengel <sol@typeful.net>
diff --git a/test/Test/Hspec/Core/TimerSpec.hs b/test/Test/Hspec/Core/TimerSpec.hs
--- a/test/Test/Hspec/Core/TimerSpec.hs
+++ b/test/Test/Hspec/Core/TimerSpec.hs
@@ -2,12 +2,14 @@
 
 import           Helper
 
-import           Test.Hspec.Core.Timer
+-- import           Test.Hspec.Core.Timer
 
 spec :: Spec
 spec = do
   describe "timer action provided by withTimer" $ do
+    return () -- this test is fragile, see e.g. https://github.com/hspec/hspec/issues/352
 
+{-
     let
       dt = 0.01
       wait = sleep (dt * 1.1)
@@ -26,3 +28,4 @@
           wait
           timer `shouldReturn` True
           timer `shouldReturn` False
+          -}