diff --git a/mutable-iter.cabal b/mutable-iter.cabal
--- a/mutable-iter.cabal
+++ b/mutable-iter.cabal
@@ -1,5 +1,5 @@
 Name:                mutable-iter
-Version:             0.4
+Version:             0.5
 Synopsis:            iteratees based upon mutable buffers
 Description:         Provides iteratees backed by mutable buffers.  This enables iteratees to run without any extra memory allocations.
 Homepage:            http://tanimoto.us/~jwlato/haskell/mutable-iter
@@ -28,7 +28,7 @@
                       ,Data.MutableIter.IOBuffer
   Build-depends:
     base                      >= 4         && < 6,
-    iteratee                  >= 0.5       && < 0.7,
+    iteratee                  >= 0.5       && < 0.8,
     MonadCatchIO-transformers >= 0.2       && < 0.3,
     transformers              >= 0.2       && < 0.3,
     vector                    >= 0.4       && < 0.9