diff --git a/System/Directory/AccessTime.hs b/System/Directory/AccessTime.hs
--- a/System/Directory/AccessTime.hs
+++ b/System/Directory/AccessTime.hs
@@ -58,13 +58,14 @@
     ctIsDST = error "Documented as ignored: ctIsDST"
   }
 
--- See <http://msdn.microsoft.com/en-us/library/ms724320(v=vs.85).aspx>: FAT access time has a resolution of 1 day,
--- NTFS access time has a resolution of one hour.
+-- See <http://msdn.microsoft.com/en-us/library/ms724320(v=vs.85).aspx>: FAT access time has a resolution of 1 day.
+-- NTFS access time *may have updates delayed by up to one hour* but apparently stores a very high resolution value.
+-- Let's say that it is one second.
 --
 -- If neither of those cases seem to apply, we assume a 1 second resolution
 getAccessTimeResolution fp = do
     fs <- getVolumeFileSystem (takeDrive fp)
-    return $ case fs of "NTFS"        -> noTimeDiff { tdHour = 1 }
+    return $ case fs of "NTFS"        -> noTimeDiff { tdSec = 1 }
                         'F':'A':'T':_ -> noTimeDiff { tdDay = 1 }
                         _             -> noTimeDiff { tdSec = 1 }
 
@@ -105,5 +106,6 @@
 getAccessTime :: FilePath -> IO ClockTime
 
 -- | Approximate resolution of access times on your system for the given file or directory.
--- Presently this will not attempt to determine whether access times are enabled on the relevant file system.
+--
+-- Presently this will not attempt to determine whether access times are actually enabled on the relevant file system.
 getAccessTimeResolution :: FilePath -> IO TimeDiff
diff --git a/access-time.cabal b/access-time.cabal
--- a/access-time.cabal
+++ b/access-time.cabal
@@ -1,5 +1,5 @@
 Name:                access-time
-Version:             0.1
+Version:             0.1.0.1
 Cabal-Version:       >= 1.6
 Category:            System
 Synopsis:            Cross-platform support for retrieving file access times
@@ -27,4 +27,4 @@
                 Build-Depends:          unix >= 2.3 && < 2.5
                 Cpp-Options:            -DUNIX
         
-        Build-Depends:          base >= 3 && < 5, old-time >= 1.0 && < 1.1, time >= 1.1 && < 1.3, filepath >= 1.1 && < 1.3
+        Build-Depends:          base >= 3 && < 5, old-time >= 1.0 && < 1.1, time >= 1.1 && < 1.5, filepath >= 1.1 && < 1.3