diff --git a/ChangeLog.md b/ChangeLog.md
--- a/ChangeLog.md
+++ b/ChangeLog.md
@@ -1,5 +1,9 @@
 # Revision history for wide-word
 
+## 0.1.0.1  -- 2017-01-29
+
+* Int128: Fix flakey rewrite rules.
+
 ## 0.1.0.0  -- 2017-01-06
 
 * First version. Released on an unsuspecting world.
diff --git a/Data/WideWord/Int128.hs b/Data/WideWord/Int128.hs
--- a/Data/WideWord/Int128.hs
+++ b/Data/WideWord/Int128.hs
@@ -143,18 +143,8 @@
 
 {-# RULES
 "fromIntegral :: Int128 -> Int128" fromIntegral = id :: Int128 -> Int128
-  #-}
-
-{-# RULES
-"fromIntegral :: Int -> Int128"     fromIntegral = \(I# i#) -> Int128 (W64# 0##) (W64# (int2Word# i#))
-"fromIntegral :: Word- > Int128"    fromIntegral = Int128 0 . fromIntegral
-"fromIntegral :: Word32 -> Int128"  fromIntegral = Int128 0 . fromIntegral
-"fromIntegral :: Word64 -> Int128"  fromIntegral = Int128 0
-
-"fromIntegral :: Int128 -> Int"     fromIntegral = \(Int128 _ w) -> fromIntegral w
-"fromIntegral :: Int128 -> Word"    fromIntegral = \(Int128 _ w) -> fromIntegral w
-"fromIntegral :: Int128 -> Word32"  fromIntegral = \(Int128 _ w) -> fromIntegral w
-"fromIntegral :: Int128 -> Word64"  fromIntegral = \(Int128 _ w) -> w
+"fromIntegral :: Word128 -> Int128" fromIntegral = \(Word128 a1 a0) -> Int128 a1 a0
+"fromIntegral :: Int128 -> Word128" fromIntegral = \(Int128 a1 a0) -> Word128 a1 a0
   #-}
 
 -- -----------------------------------------------------------------------------
diff --git a/wide-word.cabal b/wide-word.cabal
--- a/wide-word.cabal
+++ b/wide-word.cabal
@@ -2,7 +2,7 @@
 -- documentation, see http://haskell.org/cabal/users-guide/
 
 name:                wide-word
-version:             0.1.0.0
+version:             0.1.0.1
 synopsis:            Data types for large but fixed width signed and unsigned integers
 description:
   A library to provide data types for large (ie > 64 bits) but fixed width signed
@@ -13,6 +13,7 @@
   annotations, `INLINEABLE` pragmas and unboxed values and operations where
   appropriate.
 homepage:            https://github.com/erikd/wide-word
+bug-reports:         https://github.com/erikd/wide-word/issues/
 license:             BSD2
 license-file:        LICENSE
 author:              Erik de Castro Lopo
@@ -21,12 +22,14 @@
 category:            Data
 build-type:          Simple
 extra-source-files:  ChangeLog.md
+stability:           provisional
 cabal-version:       >=1.10
 
 library
   default-language:   Haskell2010
   ghc-options:        -Wall -fwarn-tabs
   hs-source-dirs:    .
+  other-extensions:  StrictData
 
   exposed-modules:     Data.WideWord
                      , Data.WideWord.Word128
@@ -34,7 +37,6 @@
 
   build-depends:       base                          >= 4.8         && < 5.0
                      , ghc-prim
-                     , bytestring                    >= 0.10
 
 test-suite test
   default-language:   Haskell2010