diff --git a/fast-tags.cabal b/fast-tags.cabal
--- a/fast-tags.cabal
+++ b/fast-tags.cabal
@@ -1,5 +1,5 @@
 name: fast-tags
-version: 0.0.1
+version: 0.0.2
 cabal-version: >= 1.6
 build-type: Simple
 synopsis: Fast incremental vi tags.
@@ -32,5 +32,6 @@
 executable fast-tags
     main-is: Main.hs
     hs-source-dirs: src
-    build-depends: base >= 3 && < 5, containers, text
+    -- text 0.11.1.12 has a bug.
+    build-depends: base >= 3 && < 5, containers, text >= 0.11.1.13
     ghc-options: -Wall -fno-warn-name-shadowing
diff --git a/src/Main.hs b/src/Main.hs
--- a/src/Main.hs
+++ b/src/Main.hs
@@ -51,7 +51,7 @@
 
 options :: [GetOpt.OptDescr Flag]
 options =
-    [ GetOpt.Option ['o'] [] (GetOpt.ReqArg Output "blorch")
+    [ GetOpt.Option ['o'] [] (GetOpt.ReqArg Output "filename")
         "output file, defaults to 'tags'"
     ]