diff --git a/Data/ByteArray/Pack/Internal.hs b/Data/ByteArray/Pack/Internal.hs
--- a/Data/ByteArray/Pack/Internal.hs
+++ b/Data/ByteArray/Pack/Internal.hs
@@ -14,7 +14,6 @@
     , actionPackerWithRemain
     ) where
 
-import           Data.Word
 import           Foreign.Ptr (Ptr)
 import           Data.ByteArray.MemView
 import           Data.Memory.Internal.Imports
diff --git a/Data/ByteArray/Parse.hs b/Data/ByteArray/Parse.hs
--- a/Data/ByteArray/Parse.hs
+++ b/Data/ByteArray/Parse.hs
@@ -12,8 +12,8 @@
 -- > > parse ((,,) <$> take 2 <*> byte 0x20 <*> (bytes "abc" *> anyByte)) "xx abctest"
 -- > ParseOK "est" ("xx", 116)
 --
+{-# LANGUAGE CPP #-}
 {-# LANGUAGE Rank2Types #-}
-{-# LANGUAGE BangPatterns #-}
 {-# LANGUAGE OverloadedStrings #-}
 module Data.ByteArray.Parse
     ( Parser
@@ -36,6 +36,7 @@
     ) where
 
 import           Control.Monad
+import qualified Control.Monad.Fail as Fail
 import           Foreign.Storable              (Storable, peek, sizeOf)
 import           Data.Word
 
@@ -84,10 +85,14 @@
     pure      = return
     (<*>) d e = d >>= \b -> e >>= \a -> return (b a)
 instance Monad (Parser byteArray) where
-    fail errorMsg = Parser $ \buf err _ -> err buf ("Parser failed: " ++ errorMsg)
+#if !(MIN_VERSION_base(4,13,0))
+    fail          = Fail.fail
+#endif
     return v      = Parser $ \buf _ ok -> ok buf v
     m >>= k       = Parser $ \buf err ok ->
          runParser m buf err (\buf' a -> runParser (k a) buf' err ok)
+instance Fail.MonadFail (Parser byteArray) where
+    fail errorMsg = Parser $ \buf err _ -> err buf ("Parser failed: " ++ errorMsg)
 instance MonadPlus (Parser byteArray) where
     mzero = fail "MonadPlus.mzero"
     mplus f g = Parser $ \buf err ok ->
diff --git a/memory.cabal b/memory.cabal
--- a/memory.cabal
+++ b/memory.cabal
@@ -1,5 +1,5 @@
 Name:                memory
-version:             0.14.18
+version:             0.15.0
 Synopsis:            memory and related abstraction stuff
 Description:
     Chunk of memory, polymorphic byte array management and manipulation
@@ -104,7 +104,7 @@
     Build-depends:   deepseq >= 1.1
   if flag(support_foundation) || flag(support_basement)
     CPP-options:     -DWITH_BASEMENT_SUPPORT
-    Build-depends:   basement
+    Build-depends:   basement >= 0.0.7
     exposed-modules: Data.ByteArray.Sized
 
   ghc-options:       -Wall -fwarn-tabs
@@ -117,8 +117,11 @@
   Other-modules:     Imports
                      SipHash
                      Utils
-  Build-Depends:     base
-                   , bytestring
+  if impl(ghc < 8.0)
+    buildable: False
+  else
+    build-depends:   base
+  Build-Depends:     bytestring
                    , memory
                    , basement >= 0.0.7
                    , foundation