diff --git a/CHANGELOG.md b/CHANGELOG.md
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,7 @@
+0.9.4
+-----
+* updated to `QuickCheck` 2.10
+
 0.9.3
 -----
 * updated to `one-liner` 0.9
diff --git a/unfoldable.cabal b/unfoldable.cabal
--- a/unfoldable.cabal
+++ b/unfoldable.cabal
@@ -1,5 +1,5 @@
 Name:                 unfoldable
-Version:              0.9.3
+Version:              0.9.4
 Synopsis:             Class of data structures that can be unfolded.
 Description:          Just as there's a Foldable class, there should also be an Unfoldable class.
                       .
@@ -40,7 +40,7 @@
     , containers   >= 0.5 && < 0.6
     , transformers >= 0.4 && < 0.6
     , random       >= 1.0 && < 1.2
-    , QuickCheck   >= 2.7.3 && < 2.10
+    , QuickCheck   >= 2.7.3 && < 2.11
 
   if impl(ghc >= 7.6)
     cpp-options:   -DGENERICS