diff --git a/cryptohash.cabal b/cryptohash.cabal
--- a/cryptohash.cabal
+++ b/cryptohash.cabal
@@ -1,5 +1,5 @@
 Name:                cryptohash
-Version:             0.7.7
+Version:             0.7.8
 Description:
     A collection of crypto hashes, with a practical incremental and one-pass, pure APIs,
     with performance close to the fastest implementations available in others languages.
@@ -37,7 +37,7 @@
   if flag(cryptoapi)
     Build-depends:   crypto-api >= 0.5, tagged >= 0.1, cereal >= 0.2
     cpp-options:     -DHAVE_CRYPTOAPI
-  if impl(ghc >= 7.0.4)
+  if impl(ghc >= 7.2.1)
     Extensions:      Trustworthy
   Extensions:        ForeignFunctionInterface
   Exposed-modules:   Crypto.Hash.SHA1