diff --git a/Crypto/Hash/Algorithms.hs b/Crypto/Hash/Algorithms.hs
index ade287f..1565c0b 100644
--- a/Crypto/Hash/Algorithms.hs
+++ b/Crypto/Hash/Algorithms.hs
@@ -1,4 +1,3 @@
-{-# LANGUAGE CPP #-}
 -- |
 -- Module      : Crypto.Hash.Algorithms
 -- License     : BSD-style
@@ -42,12 +41,10 @@ module Crypto.Hash.Algorithms
     , SHA3_256(..)
     , SHA3_384(..)
     , SHA3_512(..)
-#if MIN_VERSION_base(4,7,0)
     , SHAKE128(..)
     , SHAKE256(..)
     , Blake2b(..), Blake2bp(..)
     , Blake2s(..), Blake2sp(..)
-#endif
     , Skein256_224(..)
     , Skein256_256(..)
     , Skein512_224(..)
@@ -78,7 +75,5 @@ import           Crypto.Hash.Tiger
 import           Crypto.Hash.Skein256
 import           Crypto.Hash.Skein512
 import           Crypto.Hash.Whirlpool
-#if MIN_VERSION_base(4,7,0)
 import           Crypto.Hash.SHAKE
 import           Crypto.Hash.Blake2
-#endif
diff --git a/QA.hs b/QA.hs
index 949e24a..19827dd 100644
--- a/QA.hs
+++ b/QA.hs
@@ -26,7 +26,6 @@ allowedExtensions =
     , TypeFamilies, KindSignatures ]
 perModuleAllowedExtensions =
     [ ("Crypto/Hash/Utils.hs", [MagicHash])
-    , ("Crypto/Hash/Algorithms.hs", [CPP])
     , ("Crypto/Hash/SHAKE.hs", [UndecidableInstances,TypeOperators,ConstraintKinds,DataKinds,KindSignatures])
     , ("Crypto/Internal/ByteArray.hs", [MagicHash, UnboxedTuples])
     , ("Crypto/Internal/Memory.hs", [MagicHash, UnboxedTuples])
diff --git a/tests/Hash.hs b/tests/Hash.hs
index abbdb6c..f139bc1 100644
--- a/tests/Hash.hs
+++ b/tests/Hash.hs
@@ -1,10 +1,7 @@
-{-# LANGUAGE CPP #-}
 {-# LANGUAGE OverloadedStrings #-}
 {-# LANGUAGE ViewPatterns #-}
 {-# LANGUAGE ExistentialQuantification #-}
-#if MIN_VERSION_base(4,7,0)
 {-# LANGUAGE DataKinds #-}
-#endif
 module Hash
     ( tests
     ) where
@@ -174,7 +171,6 @@ expected = [
         "69217a3079908094e11121d042354a7c1f55b6482ca1a51e1b250dfd1ed0eef9",
         "606beeec743ccbeff6cbcdf5d5302aa855c256c29b88c8ed331ea1a6bf3c8812",
         "94662583a600a12dff357c0a6f1b514a710ef0f587a38e8d2e4d7f67e9c81667" ])
-#if MIN_VERSION_base(4,7,0)
     , ("SHAKE128_4096", HashAlg (SHAKE128 :: SHAKE128 4096), [
         "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",
         "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",
@@ -215,7 +211,6 @@ expected = [
         "69217a3079908094e11121d042354a7c1f55b6482ca1a51e1b250dfd1ed0eef9",
         "606beeec743ccbeff6cbcdf5d5302aa855c256c29b88c8ed331ea1a6bf3c8812",
         "94662583a600a12dff357c0a6f1b514a710ef0f587a38e8d2e4d7f67e9c81667" ])
-#endif
     ]
 
 runhash :: HashAlg -> ByteString -> ByteString