diff --git a/median-stream.cabal b/median-stream.cabal
--- a/median-stream.cabal
+++ b/median-stream.cabal
@@ -1,5 +1,5 @@
 name:                median-stream
-version:             0.4.0.0
+version:             0.5.0.0
 synopsis:            Constant-time queries for the median of a stream of numeric
                      data.
 description:         Uses the two-heap approach to support O(lg n) insertions
diff --git a/src/Data/MedianStream.hs b/src/Data/MedianStream.hs
--- a/src/Data/MedianStream.hs
+++ b/src/Data/MedianStream.hs
@@ -23,7 +23,7 @@
 , insertList
 ) where
 
-import Control.Applicative
+import Control.Applicative ((<$>), (<*>))
 import Data.Heap (MaxHeap, MinHeap, Heap)
 import qualified Data.Heap as Heap hiding (MaxHeap, MinHeap, Heap)
 import Data.List (foldl')