diff --git a/package.json b/package.json
index 400f1f7da63..9ee30dff833 100644
--- a/package.json
+++ b/package.json
@@ -89,6 +89,7 @@
     "coffeescript": "^2.0.3",
     "cross-env": "^5.1.1",
     "elm": "^0.19.0",
+    "elm-hot": "^1.0.1",
     "eslint": "^4.13.0",
     "glslify-bundle": "^5.0.0",
     "glslify-deps": "^1.3.0",
diff --git a/yarn.lock b/yarn.lock
index 7d5cbc05931..2d7b46e06fa 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -3119,6 +3119,11 @@ elliptic@^6.0.0:
     minimalistic-assert "^1.0.0"
     minimalistic-crypto-utils "^1.0.0"
 
+elm-hot@^1.0.1:
+  version "1.0.1"
+  resolved "https://registry.yarnpkg.com/elm-hot/-/elm-hot-1.0.1.tgz#12751fc41ecf1ddc58b5492114d6f77395d3a440"
+  integrity sha512-C6VEX3TqVJv+OhUKMMb2mcaSuRArqvCFNItqxue81/mlfX4PWwvovE5vqocgO3AnrStyHElCRm0KNknfDttEBw==
+
 elm@^0.19.0:
   version "0.19.0"
   resolved "https://registry.yarnpkg.com/elm/-/elm-0.19.0.tgz#c6ad86afea9e971424ebe75e36c9d03412a787fa"