diff --git a/pkgs/development/compilers/elm/packages/elm-format.nix b/pkgs/development/compilers/elm/packages/elm-format.nix
index 12550e46a971..e759369bbcdf 100644
--- a/pkgs/development/compilers/elm/packages/elm-format.nix
+++ b/pkgs/development/compilers/elm/packages/elm-format.nix
@@ -2,17 +2,16 @@
 , bytestring, containers, directory, edit-distance, fetchgit
 , filemanip, filepath, HUnit, indents, mtl, optparse-applicative
 , parsec, pretty, process, QuickCheck, quickcheck-io
-, regex-applicative, split, stdenv, test-framework
-, test-framework-hunit, test-framework-quickcheck2, text
-, union-find, wl-pprint
+, regex-applicative, split, stdenv, tasty, tasty-golden
+, tasty-hunit, tasty-quickcheck, text, union-find, wl-pprint
 }:
 mkDerivation {
   pname = "elm-format";
-  version = "0.3.1";
+  version = "0.4.0";
   src = fetchgit {
     url = "http://github.com/avh4/elm-format";
-    sha256 = "04kl50kzvjf4i140dlhs6f9fd2wmk6cnvyfamx2xh8vbwbnwrkj4";
-    rev = "0637f3772de2297d12ea35f5b66961e1d827552c";
+    sha256 = "199xh2w5cwcf79a8fv6j8dpk9h8a4cygrf8cfr9p7bvp2wvczibm";
+    rev = "d9cbe65c5f01d21b5a02c2f963aa4c9d3f0539d0";
   };
   isLibrary = false;
   isExecutable = true;
@@ -23,11 +22,11 @@ mkDerivation {
     text
   ];
   testHaskellDepends = [
-    aeson ansi-terminal base binary bytestring containers directory
-    edit-distance filemanip filepath HUnit indents mtl parsec pretty
-    process QuickCheck quickcheck-io regex-applicative split
-    test-framework test-framework-hunit test-framework-quickcheck2 text
-    union-find wl-pprint
+    aeson ansi-terminal ansi-wl-pprint base binary bytestring
+    containers directory edit-distance filemanip filepath HUnit indents
+    mtl optparse-applicative parsec pretty process QuickCheck
+    quickcheck-io regex-applicative split tasty tasty-golden
+    tasty-hunit tasty-quickcheck text union-find wl-pprint
   ];
   jailbreak = true;
   homepage = "http://elm-lang.org";