diff --git a/package.json b/package.json
index 576b330b..d7dd1cb6 100644
--- a/package.json
+++ b/package.json
@@ -50,6 +50,7 @@
     "babel-plugin-dynamic-import-node": "^1.2.0",
     "babel-plugin-transform-es3-member-expression-literals": "^6.22.0",
     "babel-plugin-transform-es3-property-literals": "^6.22.0",
+    "bignumber.js": "^7.2.1",
     "classnames": "^2.2.5",
     "css-loader": "^0.28.10",
     "detect-port": "^1.2.2",
diff --git a/yarn.lock b/yarn.lock
index 704bc4b6..d6761ce8 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -2474,6 +2474,10 @@ bignumber.js@^2.1.4:
   version "2.4.0"
   resolved "https://registry.yarnpkg.com/bignumber.js/-/bignumber.js-2.4.0.tgz#838a992da9f9d737e0f4b2db0be62bb09dd0c5e8"
 
+bignumber.js@^7.2.1:
+  version "7.2.1"
+  resolved "https://registry.yarnpkg.com/bignumber.js/-/bignumber.js-7.2.1.tgz#80c048759d826800807c4bfd521e50edbba57a5f"
+
 "bignumber.js@git+https://github.com/debris/bignumber.js#master":
   version "2.0.7"
   resolved "git+https://github.com/debris/bignumber.js#c7a38de919ed75e6fb6ba38051986e294b328df9"