diff --git a/package-lock.json b/package-lock.json
index 8c33b25fdc..6c4a118285 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -5289,6 +5289,11 @@
         "minimatch": "^3.0.4"
       }
     },
+    "immediate": {
+      "version": "3.0.6",
+      "resolved": "https://registry.npmjs.org/immediate/-/immediate-3.0.6.tgz",
+      "integrity": "sha1-nbHb0Pr43m++D13V5Wu2BigN5ps="
+    },
     "import-fresh": {
       "version": "3.3.0",
       "resolved": "https://registry.npmjs.org/import-fresh/-/import-fresh-3.3.0.tgz",
@@ -5939,11 +5944,43 @@
       }
     },
     "jszip": {
-      "version": "2.6.1",
-      "resolved": "https://registry.npmjs.org/jszip/-/jszip-2.6.1.tgz",
-      "integrity": "sha1-uI86ey5noqBIFSmCx6N1bZxIKPA=",
+      "version": "3.5.0",
+      "resolved": "https://registry.npmjs.org/jszip/-/jszip-3.5.0.tgz",
+      "integrity": "sha512-WRtu7TPCmYePR1nazfrtuF216cIVon/3GWOvHS9QR5bIwSbnxtdpma6un3jyGGNhHsKCSzn5Ypk+EkDRvTGiFA==",
       "requires": {
-        "pako": "~1.0.2"
+        "lie": "~3.3.0",
+        "pako": "~1.0.2",
+        "readable-stream": "~2.3.6",
+        "set-immediate-shim": "~1.0.1"
+      },
+      "dependencies": {
+        "readable-stream": {
+          "version": "2.3.7",
+          "resolved": "https://registry.npmjs.org/readable-stream/-/readable-stream-2.3.7.tgz",
+          "integrity": "sha512-Ebho8K4jIbHAxnuxi7o42OrZgF/ZTNcsZj6nRKyUmkhLFq8CHItp/fy6hQZuZmP/n3yZ9VBUbp4zz/mX8hmYPw==",
+          "requires": {
+            "core-util-is": "~1.0.0",
+            "inherits": "~2.0.3",
+            "isarray": "~1.0.0",
+            "process-nextick-args": "~2.0.0",
+            "safe-buffer": "~5.1.1",
+            "string_decoder": "~1.1.1",
+            "util-deprecate": "~1.0.1"
+          }
+        },
+        "safe-buffer": {
+          "version": "5.1.2",
+          "resolved": "https://registry.npmjs.org/safe-buffer/-/safe-buffer-5.1.2.tgz",
+          "integrity": "sha512-Gd2UZBJDkXlY7GbJxfsE8/nvKkUEU1G38c1siN6QP6a9PT9MmHB8GnpscSmMJSoF8LOIrt8ud/wPtojys4G6+g=="
+        },
+        "string_decoder": {
+          "version": "1.1.1",
+          "resolved": "https://registry.npmjs.org/string_decoder/-/string_decoder-1.1.1.tgz",
+          "integrity": "sha512-n/ShnvDi6FHbbVfviro+WojiFzv+s8MPMHBczVePfUpDJLwoLT0ht1l4YwBCbi8pJAveEEdnkHyPyTP/mzRfwg==",
+          "requires": {
+            "safe-buffer": "~5.1.0"
+          }
+        }
       }
     },
     "just-extend": {
@@ -6038,6 +6075,14 @@
         "type-check": "~0.4.0"
       }
     },
+    "lie": {
+      "version": "3.3.0",
+      "resolved": "https://registry.npmjs.org/lie/-/lie-3.3.0.tgz",
+      "integrity": "sha512-UaiMJzeWRlEujzAuw5LokY1L5ecNQYZKfmyZ9L7wDHb/p5etKaxXhohBcrw0EYby+G/NA52vRSN4N39dxHAIwQ==",
+      "requires": {
+        "immediate": "~3.0.5"
+      }
+    },
     "lighthouse-logger": {
       "version": "1.2.0",
       "resolved": "https://registry.npmjs.org/lighthouse-logger/-/lighthouse-logger-1.2.0.tgz",
@@ -8187,6 +8232,11 @@
       "integrity": "sha1-BF+XgtARrppoA93TgrJDkrPYkPc=",
       "dev": true
     },
+    "set-immediate-shim": {
+      "version": "1.0.1",
+      "resolved": "https://registry.npmjs.org/set-immediate-shim/-/set-immediate-shim-1.0.1.tgz",
+      "integrity": "sha1-SysbJ+uAip+NzEgaWOXlb1mfP2E="
+    },
     "set-value": {
       "version": "2.0.1",
       "resolved": "https://registry.npmjs.org/set-value/-/set-value-2.0.1.tgz",
@@ -9957,18 +10007,18 @@
       "dev": true
     },
     "zip-dir": {
-      "version": "1.0.2",
-      "resolved": "https://registry.npmjs.org/zip-dir/-/zip-dir-1.0.2.tgz",
-      "integrity": "sha1-JT+QeurWKiGs2HIdi4gDKyQRwFE=",
+      "version": "2.0.0",
+      "resolved": "https://registry.npmjs.org/zip-dir/-/zip-dir-2.0.0.tgz",
+      "integrity": "sha512-uhlsJZWz26FLYXOD6WVuq+fIcZ3aBPGo/cFdiLlv3KNwpa52IF3ISV8fLhQLiqVu5No3VhlqlgthN6gehil1Dg==",
       "requires": {
-        "async": "^1.5.2",
-        "jszip": "^2.4.0"
+        "async": "^3.2.0",
+        "jszip": "^3.2.2"
       },
       "dependencies": {
         "async": {
-          "version": "1.5.2",
-          "resolved": "https://registry.npmjs.org/async/-/async-1.5.2.tgz",
-          "integrity": "sha1-7GphrlZIDAw8skHJVhjiCJL5Zyo="
+          "version": "3.2.0",
+          "resolved": "https://registry.npmjs.org/async/-/async-3.2.0.tgz",
+          "integrity": "sha512-TR2mEZFVOj2pLStYxLht7TyfuRzaydfpxr3k9RpHIzMgw7A64dzsdqCxH1WJyQdoe8T10nDXd9wnEigmiuHIZw=="
         }
       }
     },
diff --git a/package.json b/package.json
index aebdccace4..ede518df56 100644
--- a/package.json
+++ b/package.json
@@ -86,7 +86,7 @@
     "watchpack": "1.7.5",
     "ws": "7.4.3",
     "yargs": "16.2.0",
-    "zip-dir": "1.0.2"
+    "zip-dir": "2.0.0"
   },
   "devDependencies": {
     "@babel/core": "7.12.16",
diff --git a/src/cmd/build.js b/src/cmd/build.js
index 0166d72460..8059ea3a5b 100644
--- a/src/cmd/build.js
+++ b/src/cmd/build.js
@@ -7,9 +7,9 @@ import parseJSON from 'parse-json';
 import stripBom from 'strip-bom';
 import stripJsonComments from 'strip-json-comments';
 import defaultEventToPromise from 'event-to-promise';
+import zipDir from 'zip-dir';
 
 import defaultSourceWatcher from '../watcher';
-import {zipDir} from '../util/zip-dir';
 import getValidatedManifest, {getManifestId} from '../util/manifest';
 import {prepareArtifactsDir} from '../util/artifacts';
 import {createLogger} from '../util/logger';
diff --git a/src/util/zip-dir.js b/src/util/zip-dir.js
deleted file mode 100644
index d5bec19c1a..0000000000
--- a/src/util/zip-dir.js
+++ /dev/null
@@ -1,9 +0,0 @@
-/* @flow */
-import {promisify} from 'util';
-
-import zipDirModule from 'zip-dir';
-
-type PromisedZipDir =
-  (sourceDir: string, { filter(...any): boolean }) => Promise<Buffer>;
-
-export const zipDir: PromisedZipDir = promisify(zipDirModule);