diff --git a/pkgs/applications/misc/arbtt/default.nix b/pkgs/applications/misc/arbtt/default.nix
index b07f72b20dd..92b8cb4f295 100644
--- a/pkgs/applications/misc/arbtt/default.nix
+++ b/pkgs/applications/misc/arbtt/default.nix
@@ -1,6 +1,6 @@
-{ cabal, binary, bytestringProgress, deepseq, filepath, parsec
-, pcreLight, strict, terminalProgressBar, time, transformers
-, utf8String, X11, libXScrnSaver
+{ cabal, binary, bytestringProgress, deepseq, filepath
+, libXScrnSaver, parsec, pcreLight, strict, terminalProgressBar
+, time, transformers, utf8String, X11
 }:
 
 cabal.mkDerivation (self: {
diff --git a/pkgs/development/libraries/haskell/alsa-pcm/default.nix b/pkgs/development/libraries/haskell/alsa-pcm/default.nix
index 842a8be7cc7..3d1091f2702 100644
--- a/pkgs/development/libraries/haskell/alsa-pcm/default.nix
+++ b/pkgs/development/libraries/haskell/alsa-pcm/default.nix
@@ -1,4 +1,4 @@
-{ cabal, alsaLib, alsaCore, extensibleExceptions, sampleFrame
+{ cabal, alsaCore, alsaLib, extensibleExceptions, sampleFrame
 , storableRecord
 }:
 
diff --git a/pkgs/development/libraries/haskell/bytestring-progress/default.nix b/pkgs/development/libraries/haskell/bytestring-progress/default.nix
index 514f76ecf7c..e9bb268b9fc 100644
--- a/pkgs/development/libraries/haskell/bytestring-progress/default.nix
+++ b/pkgs/development/libraries/haskell/bytestring-progress/default.nix
@@ -5,7 +5,7 @@ cabal.mkDerivation (self: {
   version = "1.0.3";
   sha256 = "1v9cl7d4fcchbdrpbgjj4ilg79cj241vzijiifdsgkq30ikv2yxs";
   buildDepends = [ terminalProgressBar time ];
-  noHaddock = "1";
+  noHaddock = true;
   meta = {
     homepage = "http://github.com/acw/bytestring-progress";
     description = "A library for tracking the consumption of a lazy ByteString";