diff --git a/Bio/Bam/Regions.hs b/Bio/Bam/Regions.hs
index 43992f7..ea20144 100644
--- a/Bio/Bam/Regions.hs
+++ b/Bio/Bam/Regions.hs
@@ -9,7 +9,7 @@ module Bio.Bam.Regions
     ) where
 
 import Bio.Bam.Header ( Refseq(..) )
-import Bio.Prelude hiding ( toList )
+import Bio.Prelude hiding ( toList, fromList )
 
 import qualified Data.IntMap.Strict as IM
 
diff --git a/Bio/Streaming/Bytes.hs b/Bio/Streaming/Bytes.hs
index 0651278..7f3454a 100644
--- a/Bio/Streaming/Bytes.hs
+++ b/Bio/Streaming/Bytes.hs
@@ -118,7 +118,7 @@ module Bio.Streaming.Bytes (
 
   ) where
 
-import Bio.Prelude                      hiding (break,concat,drop,dropWhile,lines,splitAt,writeFile,empty,loop)
+import Bio.Prelude                      hiding (break,concat,drop,dropWhile,lines,splitAt,writeFile,empty,loop,hGetContents)
 import Data.ByteString.Builder.Internal
         (Builder,builder,runBuilder,runBuilderWith,bufferSize
         ,AllocationStrategy,ChunkIOStream(..),buildStepToCIOS
diff --git a/Control/Monad/Log.hs b/Control/Monad/Log.hs
index de85bf2..7e49c4b 100644
--- a/Control/Monad/Log.hs
+++ b/Control/Monad/Log.hs
@@ -14,7 +14,7 @@ module Control.Monad.Log
     , panic
     ) where
 
-import BasePrelude           hiding ( try, catchIOError )
+import BasePrelude           hiding ( try, catchIOError, option )
 import Control.Monad.Base           ( MonadBase(..) )
 import Control.Monad.Catch
 import Control.Monad.Primitive