diff --git a/SHA.cabal b/SHA.cabal
--- a/SHA.cabal
+++ b/SHA.cabal
@@ -1,6 +1,6 @@
 name:       SHA
 category:   Cryptography, Codec
-version:    1.4.1.1
+version:    1.4.1.3
 license:    BSD3
 license-file: LICENSE
 author:     Adam Wick <awick@galois.com>, Brian Lewis <brian@lorf.org>
@@ -40,11 +40,11 @@
   cpp-options: -DSHA_TEST
   Main-Is: Test.hs
   Other-Modules: Data.Digest.Pure.SHA
-  extensions: CPP, BangPatterns
+  extensions: CPP, BangPatterns, MultiParamTypeClasses
   if !flag(test)
     buildable: False
   else
-    build-depends: QuickCheck == 2.*
+    build-depends: QuickCheck == 2.*, test-framework == 0.3.*, test-framework-quickcheck2 == 0.2.*
   if impl(ghc >= 6.12)
     Ghc-Options: -fregs-graph
 
diff --git a/Test.hs b/Test.hs
# file too large to diff: Test.hs