diff --git a/modules/example-browser/package.json b/modules/example-browser/package.json
index f8e5b2fa5..b436e4b79 100644
--- a/modules/example-browser/package.json
+++ b/modules/example-browser/package.json
@@ -40,7 +40,7 @@
     "tslib": "^1.11.1",
     "typescript": "^4.0.2",
     "webpack": "^4.42.1",
-    "webpack-cli": "^3.3.11"
+    "webpack-cli": "^4.3.0"
   },
   "main": "./build/main/index.js",
   "module": "./build/module/index.js",
diff --git a/package-lock.json b/package-lock.json
index e7f70edfa..a9a0658a0 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -37,7 +37,6 @@
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         "@aws-crypto/web-crypto-backend": "file:modules/web-crypto-backend",
         "@aws-sdk/util-base64-browser": "1.0.0-beta.2",
-        "@aws-sdk/util-utf8-browser": "1.0.0-rc.2",
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@@ -99,7 +98,6 @@
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@@ -142,7 +140,6 @@
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@@ -196,8 +193,7 @@
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         "typescript": "^4.0.2",
-        "webpack": "^4.42.1",
-        "webpack-cli": "^3.3.11"
+        "webpack": "^4.42.1"
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@@ -471,7 +467,6 @@
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@@ -1164,7 +1159,6 @@
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@@ -2343,6 +2337,12 @@
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+      "resolved": "https://registry.npmjs.org/@discoveryjs/json-ext/-/json-ext-0.5.2.tgz",
+      "integrity": "sha512-HyYEUDeIj5rRQU2Hk5HTB2uHsbRQpF70nvMhVzi+VJR0X+xNEhjPui4/kBf3VeH/wqD28PT4sVOm8qqLjBrSZg==",
+      "dev": true
+    },
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       "resolved": "http://localhost:4873/@eslint%2feslintrc/-/eslintrc-0.1.3.tgz",
@@ -4929,6 +4929,29 @@
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       }
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+      "version": "1.2.0",
+      "resolved": "https://registry.npmjs.org/@webpack-cli/info/-/info-1.2.0.tgz",
+      "integrity": "sha512-+wA8lBKopgKmN76BSGJVJby5ZXDlsrO6p/nm7fUBsHznRNWB/ozotJP7Yfcz8JPfqeG2LxwYlTH2u6D9a/0XAw==",
+      "dev": true,
+      "requires": {
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+      },
+      "dependencies": {
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+          "resolved": "https://registry.npmjs.org/envinfo/-/envinfo-7.7.3.tgz",
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+          "dev": true
+        }
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+    },
+    "@webpack-cli/serve": {
+      "version": "1.2.0",
+      "resolved": "https://registry.npmjs.org/@webpack-cli/serve/-/serve-1.2.0.tgz",
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       "integrity": "sha1-p9BVi9icQveV3UIyj3QIMcpTvCU="
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+      "resolved": "https://registry.npmjs.org/colorette/-/colorette-1.2.1.tgz",
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@@ -8221,14 +8247,6 @@
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+    "fastest-levenshtein": {
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+      "resolved": "https://registry.npmjs.org/fastest-levenshtein/-/fastest-levenshtein-1.0.12.tgz",
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+      "dev": true
+    },
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@@ -9729,14 +9710,6 @@
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@@ -10121,7 +10095,8 @@
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@@ -10140,9 +10115,10 @@
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@@ -10292,7 +10268,8 @@
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+      "integrity": "sha1-o7MKXE8ZkYMWeqq5O+764937ZU8=",
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@@ -13371,7 +13348,8 @@
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@@ -14299,11 +14277,6 @@
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-      "integrity": "sha1-QRyttXTFoUDTpLGRDUDYDMn0C0A="
+      "integrity": "sha1-QRyttXTFoUDTpLGRDUDYDMn0C0A=",
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@@ -14963,6 +14937,15 @@
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+      "resolved": "https://registry.npmjs.org/rechoir/-/rechoir-0.7.0.tgz",
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+      "dev": true,
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@@ -17877,6 +17834,15 @@
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       }
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diff --git a/package.json b/package.json
index 808389e1d..e4cfe4eda 100644
--- a/package.json
+++ b/package.json
@@ -133,6 +133,6 @@
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     "verdaccio": "^4.8.0",
     "webpack": "^4.44.1",
-    "webpack-cli": "^3.3.12"
+    "webpack-cli": "^4.3.0"
   }
 }