diff --git a/demo/package.json b/demo/package.json
index 4638ab6..cb5b360 100644
--- a/demo/package.json
+++ b/demo/package.json
@@ -13,6 +13,7 @@
     "classnames": "^2.2.6",
     "d3-ease": "^1.0.5",
     "gh-pages": "^2.0.1",
+    "lodash": "4.17.14",
     "react": "^16.8.6",
     "react-circular-progressbar": "file:./../",
     "react-dom": "^16.8.6",
diff --git a/demo/yarn.lock b/demo/yarn.lock
index 5e85868..f640e04 100644
--- a/demo/yarn.lock
+++ b/demo/yarn.lock
@@ -6379,6 +6379,11 @@ lodash.uniq@^4.5.0:
   resolved "https://registry.yarnpkg.com/lodash.uniq/-/lodash.uniq-4.5.0.tgz#d0225373aeb652adc1bc82e4945339a842754773"
   integrity sha1-0CJTc662Uq3BvILklFM5qEJ1R3M=
 
+lodash@4.17.14:
+  version "4.17.14"
+  resolved "https://registry.yarnpkg.com/lodash/-/lodash-4.17.14.tgz#9ce487ae66c96254fe20b599f21b6816028078ba"
+  integrity sha512-mmKYbW3GLuJeX+iGP+Y7Gp1AiGHGbXHCOh/jZmrawMmsE7MS4znI3RL2FsjbqOyMayHInjOeykW7PEajUk1/xw==
+
 "lodash@>=3.5 <5", lodash@^4.13.1, lodash@^4.17.10, lodash@^4.17.11, lodash@^4.17.4, lodash@^4.17.5:
   version "4.17.11"
   resolved "https://registry.yarnpkg.com/lodash/-/lodash-4.17.11.tgz#b39ea6229ef607ecd89e2c8df12536891cac9b8d"