diff --git a/repline.cabal b/repline.cabal
--- a/repline.cabal
+++ b/repline.cabal
@@ -1,5 +1,5 @@
 name:                repline
-version:             0.1.2.0
+version:             0.1.3.0
 synopsis:            Haskeline wrapper for GHCi-like REPL interfaces.
 license:             MIT
 license-file:        LICENSE
@@ -24,7 +24,7 @@
   exposed-modules:     System.Console.Repline
   -- other-modules:       
   build-depends:
-    base       >= 4.6 && <4.7,
+    base       >= 4.6 && <4.8,
     containers >= 0.5 && <0.6,
     mtl        >= 2.2 && <2.3,
     haskeline  >= 0.7 && <0.8
diff --git a/src/System/Console/Repline.hs b/src/System/Console/Repline.hs
--- a/src/System/Console/Repline.hs
+++ b/src/System/Console/Repline.hs
@@ -245,9 +245,9 @@
   = Word (WordCompleter m)       -- ^ Completion function takes single word.
   | Cursor (LineCompleter m)     -- ^ Completion function takes tuple of full line.
   | File                         -- ^ Completion function completes files in CWD.
-  | Prefix                       -- ^ Conditional tab completion based on prefix.
+  | Prefix
       (CompletionFunc m)
-      [(String, CompletionFunc m)]
+      [(String, CompletionFunc m)] -- ^ Conditional tab completion based on prefix.
 
 mkCompleter :: MonadIO m => CompleterStyle m -> CompletionFunc m
 mkCompleter (Word f)          = completeWord (Just '\\') " \t()[]" (_simpleComplete f)