diff --git a/CHANGES b/CHANGES
--- a/CHANGES
+++ b/CHANGES
@@ -1,3 +1,9 @@
+0.11.2 - 130304
+* various improvements by Takano Akio and Sönke Hahn
+
+0.11.1 - 111117
+* improved parsing performance by Claude Heiland-Allen
+
 0.10.1 - 110413
 * cleaned up warnings
 
diff --git a/Profiling/Heap/Read.hs b/Profiling/Heap/Read.hs
--- a/Profiling/Heap/Read.hs
+++ b/Profiling/Heap/Read.hs
@@ -28,6 +28,8 @@
 import Control.Monad
 import Control.Monad.Fix
 import Control.Concurrent
+import Control.Exception (SomeException, catch)
+import Prelude hiding (catch)
 import Data.IORef
 import System.Directory
 import System.FilePath
@@ -69,7 +71,7 @@
 by the heap profiler (a file with .hp extension). -}
 
 readProfile :: FilePath -> IO (Maybe Profile)
-readProfile file = flip catch (const (return Nothing)) $ do
+readProfile file = flip catch (const (return Nothing) :: SomeException -> IO (Maybe a)) $ do
   hdl <- openFile file ReadMode
   let parse !stime !prof = do
         stop <- hIsEOF hdl
@@ -207,7 +209,7 @@
             '/' : (takeFileName . execPath . cmdspec) prog ++ ".hp"
 
   -- We have to delete the .hp file and wait for the process to create it.
-  catch (removeFile hpPath) (const (return ()))
+  catch (removeFile hpPath) (const (return ()) :: SomeException -> IO ())
   (_,_,_,phdl) <- createProcess prog
 
   -- Unfortunately this doesn't seem to work in Windows due to file
@@ -290,7 +292,8 @@
   tid <- forkIO . fix $ \readLoop -> do
     -- We assume line buffering here. Also, if there seems to be
     -- any error, the profile reader is stopped.
-    msg <- catch (readMsg <$> hGetLine hdl) (const . return . Just . Stream $ SinkStop)
+    msg <- catch (readMsg <$> hGetLine hdl)
+                ((const . return . Just . Stream $ SinkStop) :: SomeException -> IO (Maybe Message))
     case msg >>= getStream of
       Just profSmp -> do
         sink profSmp
@@ -309,9 +312,10 @@
 
 tryRepeatedly :: IO a -> Int -> Int -> IO (Maybe a)
 tryRepeatedly act n d | n < 1     = return Nothing
-                      | otherwise = catch (Just <$> act) (const retry)
-    where retry = do threadDelay d
-                     tryRepeatedly act (n-1) d
+                      | otherwise = catch (Just <$> act) retry
+    where retry e = do let _ = e :: SomeException
+                       threadDelay d
+                       tryRepeatedly act (n-1) d
 
 {-
 
diff --git a/hp2any-core.cabal b/hp2any-core.cabal
--- a/hp2any-core.cabal
+++ b/hp2any-core.cabal
@@ -1,6 +1,6 @@
 Name:          hp2any-core
-Version:       0.11.1
-Cabal-Version: >= 1.2
+Version:       0.11.2
+Cabal-Version: >= 1.6
 Synopsis:      Heap profiling helper library
 Category:      profiling, development, utils
 Description:
@@ -12,7 +12,7 @@
 
 Author:        Patai Gergely
 Maintainer:    Patai Gergely (patai.gergely@gmail.com)
-Copyright:     (c) 2009-2011, Patai Gergely
+Copyright:     (c) 2009-2013, Patai Gergely
 Homepage:      http://www.haskell.org/haskellwiki/Hp2any
 License:       BSD3
 License-File:  LICENSE
@@ -42,3 +42,7 @@
                  bytestring, attoparsec
   ghc-options:   -Wall -O2
   ghc-prof-options: -prof -auto-all -caf-all
+
+source-repository head
+  type:     git
+  location: https://github.com/cobbpg/hp2any.git