diff --git a/addon/package-lock.json b/addon/package-lock.json
index 65f322969..9e59f192d 100644
--- a/addon/package-lock.json
+++ b/addon/package-lock.json
@@ -337,18 +337,18 @@
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+      "resolved": "https://registry.npmjs.org/command-line-usage/-/command-line-usage-6.1.1.tgz",
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       "dev": true,
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-        "array-back": "^4.0.0",
+        "array-back": "^4.0.1",
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-        "table-layout": "^1.0.0",
+        "table-layout": "^1.0.1",
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@@ -4610,9 +4593,9 @@
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-      "resolved": "https://registry.npmjs.org/is-core-module/-/is-core-module-2.0.0.tgz",
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+      "version": "2.1.0",
+      "resolved": "https://registry.npmjs.org/is-core-module/-/is-core-module-2.1.0.tgz",
+      "integrity": "sha512-YcV7BgVMRFRua2FqQzKtTDMz8iCuLEyGKjr70q8Zm1yy2qKcurbFEd79PAdHV77oL3NrAaOVQIbMmiHQCHB7ZA==",
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@@ -5087,6 +5070,12 @@
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       }
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+    "leven": {
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+      "resolved": "https://registry.npmjs.org/leven/-/leven-3.1.0.tgz",
+      "integrity": "sha512-qsda+H8jTaUaN/x5vzW2rzc+8Rw4TAQ/4KjB46IwK5VH+IlVeeeje/EoZRpiXvIqjFgK84QffqPztGI3VBLG1A==",
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+    },
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@@ -6705,12 +6694,12 @@
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+      "resolved": "https://registry.npmjs.org/resolve/-/resolve-1.19.0.tgz",
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       "requires": {
-        "is-core-module": "^2.0.0",
+        "is-core-module": "^2.1.0",
         "path-parse": "^1.0.6"
       }
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@@ -8379,23 +8368,23 @@
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-      "resolved": "https://registry.npmjs.org/webpack-cli/-/webpack-cli-4.1.0.tgz",
-      "integrity": "sha512-NdhxXMZmoik62Y05t0h1y65LjBM7BwFPq311ihXuMM3RY6dlc4KkCTyHLzTuBEc+bqq6d3xh+CWmU0xRexNJBA==",
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+      "resolved": "https://registry.npmjs.org/webpack-cli/-/webpack-cli-4.2.0.tgz",
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-        "@webpack-cli/info": "^1.0.2",
-        "@webpack-cli/serve": "^1.0.1",
-        "ansi-escapes": "^4.3.1",
+        "@webpack-cli/info": "^1.1.0",
+        "@webpack-cli/serve": "^1.1.0",
         "colorette": "^1.2.1",
         "command-line-usage": "^6.1.0",
-        "commander": "^6.0.0",
-        "enquirer": "^2.3.4",
-        "execa": "^4.0.0",
+        "commander": "^6.2.0",
+        "enquirer": "^2.3.6",
+        "execa": "^4.1.0",
         "import-local": "^3.0.2",
-        "interpret": "^2.0.0",
+        "interpret": "^2.2.0",
+        "leven": "^3.1.0",
         "rechoir": "^0.7.0",
-        "v8-compile-cache": "^2.1.0",
+        "v8-compile-cache": "^2.2.0",
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@@ -8404,6 +8393,29 @@
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           "dev": true
+        },
+        "execa": {
+          "version": "4.1.0",
+          "resolved": "https://registry.npmjs.org/execa/-/execa-4.1.0.tgz",
+          "integrity": "sha512-j5W0//W7f8UxAn8hXVnwG8tLwdiUy4FJLcSupCg6maBYZDpyBvTApK7KyuI4bKj8KOh1r2YH+6ucuYtJv1bTZA==",
+          "dev": true,
+          "requires": {
+            "cross-spawn": "^7.0.0",
+            "get-stream": "^5.0.0",
+            "human-signals": "^1.1.1",
+            "is-stream": "^2.0.0",
+            "merge-stream": "^2.0.0",
+            "npm-run-path": "^4.0.0",
+            "onetime": "^5.1.0",
+            "signal-exit": "^3.0.2",
+            "strip-final-newline": "^2.0.0"
+          }
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+        "v8-compile-cache": {
+          "version": "2.2.0",
+          "resolved": "https://registry.npmjs.org/v8-compile-cache/-/v8-compile-cache-2.2.0.tgz",
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+          "dev": true
         }
       }
     },
diff --git a/addon/package.json b/addon/package.json
index 792656713..69dc1eb03 100644
--- a/addon/package.json
+++ b/addon/package.json
@@ -13,7 +13,7 @@
     "eslint-plugin-no-unsanitized": "^3.1.4",
     "web-ext": "^5.3.0",
     "webpack": "^4.44.2",
-    "webpack-cli": "^4.1.0"
+    "webpack-cli": "^4.2.0"
   },
   "scripts": {
     "lint": "eslint src/*.js",