diff --git a/pkgs/development/libraries/haskell/get-options/default.nix b/pkgs/development/libraries/haskell/get-options/default.nix
index 7c33707bf701..1a8df7a1bad5 100644
--- a/pkgs/development/libraries/haskell/get-options/default.nix
+++ b/pkgs/development/libraries/haskell/get-options/default.nix
@@ -7,6 +7,6 @@ cabal.mkDerivation (self : {
   src = sourceByName "getOptions";
   extraBuildInputs = [ mtl ];
   meta = {
-    description = "simple to use get option library";
+    description = "Simple to use get option library";
   };
 })
diff --git a/pkgs/development/libraries/haskell/ghc-syb/default.nix b/pkgs/development/libraries/haskell/ghc-syb/default.nix
index bc560bcd4865..bb193370d3e6 100644
--- a/pkgs/development/libraries/haskell/ghc-syb/default.nix
+++ b/pkgs/development/libraries/haskell/ghc-syb/default.nix
@@ -1,8 +1,8 @@
 {cabal, syb, sourceByName}:
 
 cabal.mkDerivation (self : {
-  pname = "hlint";
-  version = "1.4";
+  pname = "ghc-syb";
+  version = "dev";
   name = self.fname;
   src = sourceByName "ghc_syb";
   extraBuildInputs = [syb];
diff --git a/pkgs/development/libraries/haskell/network-bytestring/default.nix b/pkgs/development/libraries/haskell/network-bytestring/default.nix
index e18d2a24ec73..baf7c9097e9e 100644
--- a/pkgs/development/libraries/haskell/network-bytestring/default.nix
+++ b/pkgs/development/libraries/haskell/network-bytestring/default.nix
@@ -7,6 +7,6 @@ cabal.mkDerivation (self : {
   sha256 = "0l5gxwc5pg49qyxb1jy3kn9j66a6pg9frw4c7dn1mrpqicm155am";
   extraBuildInputs = [bytestring network];
   meta = {
-    description = "Source code suggestions";
+    description = "Fast, memory-efficient, low-level socket functions that use Data.ByteStrings instead of Strings";
   };
 })