diff --git a/pkgs/development/tools/haskell/cabal2nix/default.nix b/pkgs/development/tools/haskell/cabal2nix/default.nix
index 7ad20ee066b2..2201040efe1e 100644
--- a/pkgs/development/tools/haskell/cabal2nix/default.nix
+++ b/pkgs/development/tools/haskell/cabal2nix/default.nix
@@ -3,8 +3,8 @@
 
 cabal.mkDerivation (self: {
   pname = "cabal2nix";
-  version = "1.61";
-  sha256 = "058bwswkhsj3rbxl42n23ri79smmhkaj6wid4c6x02yl3m8l7xsy";
+  version = "1.63";
+  sha256 = "12frnhm86w5i6rmhghrdngdv658332bh9j5nr04ql439yysvkypj";
   isLibrary = false;
   isExecutable = true;
   buildDepends = [ Cabal filepath hackageDb HTTP mtl regexPosix ];