diff --git a/pkgs/development/libraries/haskell/bindings-DSL/default.nix b/pkgs/development/libraries/haskell/bindings-DSL/default.nix
index 5e4e5d79379e..ed2a631419ab 100644
--- a/pkgs/development/libraries/haskell/bindings-DSL/default.nix
+++ b/pkgs/development/libraries/haskell/bindings-DSL/default.nix
@@ -2,8 +2,8 @@
 
 cabal.mkDerivation (self: {
   pname = "bindings-DSL";
-  version = "1.0.19";
-  sha256 = "0mjlv2ld1qdd83pv7khrk3f0g4ypk8a8z79ykp3nwbvlhhi7bp2h";
+  version = "1.0.20";
+  sha256 = "11qc02fkmrpy6c1a85lwlz06m4fpvfpbpbxgv5rkyb1amg2cnklq";
   meta = {
     homepage = "http://bitbucket.org/mauricio/bindings-dsl";
     description = "FFI domain specific language, on top of hsc2hs";