diff --git a/clock-extras.cabal b/clock-extras.cabal
--- a/clock-extras.cabal
+++ b/clock-extras.cabal
@@ -1,6 +1,7 @@
 name:                clock-extras
-version:             0.1.0.1
+version:             0.1.0.2
 synopsis:            A couple functions that probably should be in the 'clock' package
+description:         A couple functions that probably should be in the 'clock' package, such as 'elapsedTime' and 'diffSeconds'.
 license:             BSD3
 license-file:        LICENSE
 author:              Jonathan Fischoff
@@ -14,8 +15,8 @@
 library
   hs-source-dirs:      src
   exposed-modules:     System.Clock.TimeIt
-  build-depends: base  >= 4.7 && < 5
-               , clock >= 0.7.1 && < 0.8.0
+  build-depends: base  >= 4.6 && < 5
+               , clock >= 0.4.6 && < 0.8.0
   default-language:    Haskell2010
   ghc-options:         -Wall
 
diff --git a/src/System/Clock/TimeIt.hs b/src/System/Clock/TimeIt.hs
--- a/src/System/Clock/TimeIt.hs
+++ b/src/System/Clock/TimeIt.hs
@@ -1,18 +1,27 @@
-{-| A couple functions that probably should be in the 'clock' package. 
+{-# LANGUAGE CPP, ViewPatterns #-}
+{-| A couple functions that probably should be in the 'clock' package.
     See this issue: https://github.com/corsis/clock/issues/42
 -}
 module System.Clock.TimeIt where
 import System.Clock
 
+#if !MIN_VERSION_clock(0,7,0)
+-- This code is ripped out of System.Clock 0.7.1
+s2ns :: Num a => a
+s2ns = 10^(9 :: Int)
+
+toNanoSecs :: TimeSpec -> Integer
+toNanoSecs   (TimeSpec  (toInteger -> s) (toInteger -> n)) = s * s2ns + n
+#endif
 -- | Time an action. Return the elasped time the result
 elapsedTime :: IO a -> IO (a, Double)
 elapsedTime action = do
-  startTime <- getTime Monotonic 
+  startTime <- getTime Monotonic
   r <- action
-  endTime   <- getTime Monotonic 
+  endTime   <- getTime Monotonic
 
   let result = diffSeconds endTime startTime
-               
+
   return (r, result)
 
 -- | Subtract two TimeSpecs and return the result in seconds