diff --git a/package.json b/package.json
index 0244afc8f..490932647 100644
--- a/package.json
+++ b/package.json
@@ -109,7 +109,7 @@
     "svg-url-loader": "^2.3.2",
     "url-loader": "^1.0.1",
     "webpack": "^4.2.0",
-    "webpack-assets-manifest": "^2.0.0",
+    "webpack-assets-manifest": "^3.0.0",
     "webpack-bundle-analyzer": "^2.11.1",
     "webpack-dev-middleware": "^3.0.1",
     "webpack-hot-middleware": "^2.21.2",
diff --git a/tools/webpack.config.js b/tools/webpack.config.js
index aec14a427..c64ed14da 100644
--- a/tools/webpack.config.js
+++ b/tools/webpack.config.js
@@ -316,7 +316,7 @@ const clientConfig = {
       output: `${BUILD_DIR}/asset-manifest.json`,
       publicPath: true,
       writeToDisk: true,
-      customize: (key, value) => {
+      customize: ({ key, value }) => {
         // You can prevent adding items to the manifest by returning false.
         if (key.toLowerCase().endsWith('.map')) return false;
         return { key, value };
diff --git a/yarn.lock b/yarn.lock
index e5e126087..cdd5e6429 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -5259,26 +5259,14 @@ lodash.isstring@^4.0.1:
   version "4.0.1"
   resolved "https://registry.yarnpkg.com/lodash.isstring/-/lodash.isstring-4.0.1.tgz#d527dfb5456eca7cc9bb95d5daeaf88ba54a5451"
 
-lodash.keys@^4.0:
-  version "4.2.0"
-  resolved "https://registry.yarnpkg.com/lodash.keys/-/lodash.keys-4.2.0.tgz#a08602ac12e4fb83f91fc1fb7a360a4d9ba35205"
-
 lodash.memoize@^4.1.2:
   version "4.1.2"
   resolved "https://registry.yarnpkg.com/lodash.memoize/-/lodash.memoize-4.1.2.tgz#bcc6c49a42a2840ed997f323eada5ecd182e0bfe"
 
-lodash.merge@^4.0:
-  version "4.6.1"
-  resolved "https://registry.yarnpkg.com/lodash.merge/-/lodash.merge-4.6.1.tgz#adc25d9cb99b9391c59624f379fbba60d7111d54"
-
 lodash.once@^4.0.0:
   version "4.1.1"
   resolved "https://registry.yarnpkg.com/lodash.once/-/lodash.once-4.1.1.tgz#0dd3971213c7c56df880977d504c88fb471a97ac"
 
-lodash.pick@^4.0:
-  version "4.4.0"
-  resolved "https://registry.yarnpkg.com/lodash.pick/-/lodash.pick-4.4.0.tgz#52f05610fff9ded422611441ed1fc123a03001b3"
-
 lodash.set@^4.0.0:
   version "4.3.2"
   resolved "https://registry.yarnpkg.com/lodash.set/-/lodash.set-4.3.2.tgz#d8757b1da807dde24816b0d6a84bea1a76230b23"
@@ -9069,17 +9057,16 @@ webidl-conversions@^4.0.1, webidl-conversions@^4.0.2:
   version "4.0.2"
   resolved "https://registry.yarnpkg.com/webidl-conversions/-/webidl-conversions-4.0.2.tgz#a855980b1f0b6b359ba1d5d9fb39ae941faa63ad"
 
-webpack-assets-manifest@^2.0.0:
-  version "2.0.0"
-  resolved "https://registry.yarnpkg.com/webpack-assets-manifest/-/webpack-assets-manifest-2.0.0.tgz#bb394dae8b567093a0dcb2b1ceea1e7c8ecc7a4e"
+webpack-assets-manifest@^3.0.0:
+  version "3.0.0"
+  resolved "https://registry.yarnpkg.com/webpack-assets-manifest/-/webpack-assets-manifest-3.0.0.tgz#a43c3db908493b72727e63f178f28ad023621b64"
   dependencies:
     chalk "^2.0"
     lodash.get "^4.0"
     lodash.has "^4.0"
-    lodash.keys "^4.0"
-    lodash.merge "^4.0"
-    lodash.pick "^4.0"
     mkdirp "^0.5"
+    schema-utils "^0.4.5"
+    tapable "^1.0.0"
 
 webpack-bundle-analyzer@^2.11.1:
   version "2.11.1"