1 files changed, 8 insertions, 1 deletions
diff --git a/nixpkgs/pkgs/development/compilers/elm/default.nix b/nixpkgs/pkgs/development/compilers/elm/default.nix
index 133235e5d40..53ccb57abe6 100644
--- a/nixpkgs/pkgs/development/compilers/elm/default.nix
+++ b/nixpkgs/pkgs/development/compilers/elm/default.nix
@@ -1,6 +1,8 @@
 { lib, stdenv, pkgs
 , haskell, nodejs
-, fetchurl, fetchpatch, makeWrapper, writeScriptBin }:
+, fetchurl, fetchpatch, makeWrapper, writeScriptBin
+  # Rust dependecies
+, rustPlatform, openssl, pkg-config }:
 let
   fetchElmDeps = import ./fetchElmDeps.nix { inherit stdenv lib fetchurl; };
 
@@ -122,9 +124,14 @@ let
 
       elm-language-server = nodePkgs."@elm-tooling/elm-language-server";
 
+      elm-optimize-level-2 = nodePkgs."elm-optimize-level-2";
+
       inherit (nodePkgs) elm-doc-preview elm-live elm-upgrade elm-xref elm-analyse;
     };
 
 in hsPkgs.elmPkgs // elmNodePackages // {
+  elm-json = import ./packages/elm-json.nix {
+    inherit rustPlatform fetchurl openssl stdenv pkg-config;
+  };
   lib = elmLib;
 }