diff --git a/packages/examples/packages/name-lookup/package.json b/packages/examples/packages/name-lookup/package.json
index cd79c30158..f5fd64a9c3 100644
--- a/packages/examples/packages/name-lookup/package.json
+++ b/packages/examples/packages/name-lookup/package.json
@@ -32,8 +32,7 @@
     "lint:dependencies": "depcheck"
   },
   "dependencies": {
-    "@metamask/snaps-types": "workspace:^",
-    "@metamask/utils": "^8.1.0"
+    "@metamask/snaps-types": "workspace:^"
   },
   "devDependencies": {
     "@jest/globals": "^29.5.0",
diff --git a/packages/examples/packages/name-lookup/snap.manifest.json b/packages/examples/packages/name-lookup/snap.manifest.json
index e83a13eb4f..ad739078b6 100644
--- a/packages/examples/packages/name-lookup/snap.manifest.json
+++ b/packages/examples/packages/name-lookup/snap.manifest.json
@@ -7,7 +7,7 @@
     "url": "https://github.com/MetaMask/snaps.git"
   },
   "source": {
-    "shasum": "gg1ORyP0Yf+ypmuaTRCGqvtmGwvVSWCWtIKnjjfg+fI=",
+    "shasum": "7aIi2VIfpdpkMONT21Q/1m1mx9Mu7qYVmTy0Jkb+O9s=",
     "location": {
       "npm": {
         "filePath": "dist/bundle.js",
diff --git a/packages/examples/packages/name-lookup/src/index.test.ts b/packages/examples/packages/name-lookup/src/index.test.ts
index 7d5c91a912..633ee9fa1b 100644
--- a/packages/examples/packages/name-lookup/src/index.test.ts
+++ b/packages/examples/packages/name-lookup/src/index.test.ts
@@ -26,7 +26,7 @@ describe('onNameLookup', () => {
     };
 
     expect(await onNameLookup(request)).toStrictEqual({
-      resolvedDomain: 'example.domain - 0xc0f / 0x1',
+      resolvedDomain: 'c0f.1.test.domain',
     });
   });
 
@@ -38,7 +38,7 @@ describe('onNameLookup', () => {
     } as any;
 
     expect(await onNameLookup(request)).toStrictEqual({
-      resolvedDomain: 'example.domain - 0xc0f / 0x1',
+      resolvedDomain: 'c0f.1.test.domain',
     });
   });
 
diff --git a/packages/examples/packages/name-lookup/src/index.ts b/packages/examples/packages/name-lookup/src/index.ts
index ac2b4e2044..b547f831f8 100644
--- a/packages/examples/packages/name-lookup/src/index.ts
+++ b/packages/examples/packages/name-lookup/src/index.ts
@@ -1,5 +1,4 @@
 import type { OnNameLookupHandler } from '@metamask/snaps-types';
-import { numberToHex } from '@metamask/utils';
 
 /**
  * Handle incoming name lookup requests from the MetaMask clients.
@@ -15,10 +14,9 @@ export const onNameLookup: OnNameLookupHandler = async (request) => {
   const { chainId, address, domain } = request;
 
   if (address) {
-    const shortAddress = `0x${address.substring(2, 5)}`;
+    const shortAddress = address.substring(2, 5);
     const chainIdDecimal = parseInt(chainId.split(':')[1], 10);
-    const chainIdHex = numberToHex(chainIdDecimal);
-    const resolvedDomain = `example.domain - ${shortAddress} / ${chainIdHex}`;
+    const resolvedDomain = `${shortAddress}.${chainIdDecimal}.test.domain`;
     return { resolvedDomain };
   }
 
diff --git a/packages/snaps-controllers/package.json b/packages/snaps-controllers/package.json
index d7c700b04a..3ad2fccbea 100644
--- a/packages/snaps-controllers/package.json
+++ b/packages/snaps-controllers/package.json
@@ -49,8 +49,7 @@
     "@metamask/permission-controller": "^4.1.2",
     "@metamask/post-message-stream": "^7.0.0",
     "@metamask/rpc-methods": "workspace:^",
-    "@metamask/snaps-execution-environments": "workspace:^",
-    "@metamask/snaps-registry": "^2.0.0",
+    "@metamask/snaps-registry": "^2.1.0",
     "@metamask/snaps-utils": "workspace:^",
     "@metamask/utils": "^8.1.0",
     "@xstate/fsm": "^2.0.0",
@@ -62,7 +61,7 @@
     "json-rpc-middleware-stream": "^4.2.0",
     "nanoid": "^3.1.31",
     "readable-web-to-node-stream": "^3.0.2",
-    "tar-stream": "^2.2.0"
+    "tar-stream": "^3.1.6"
   },
   "devDependencies": {
     "@esbuild-plugins/node-globals-polyfill": "^0.2.3",
@@ -84,7 +83,7 @@
     "@types/mocha": "^10.0.1",
     "@types/node": "18.14.2",
     "@types/readable-stream": "^2.3.15",
-    "@types/tar-stream": "^2.2.2",
+    "@types/tar-stream": "^3.1.1",
     "@typescript-eslint/eslint-plugin": "^5.42.1",
     "@typescript-eslint/parser": "^5.42.1",
     "@wdio/browser-runner": "^8.15.9",
@@ -122,6 +121,14 @@
     "wdio-geckodriver-service": "^5.0.2",
     "webdriverio": "^8.15.9"
   },
+  "peerDependencies": {
+    "@metamask/snaps-execution-environments": "workspace:^"
+  },
+  "peerDependenciesMeta": {
+    "@metamask/snaps-execution-environments": {
+      "optional": true
+    }
+  },
   "engines": {
     "node": "^18.16 || >=20"
   },
diff --git a/packages/snaps-controllers/src/cronjob/CronjobController.ts b/packages/snaps-controllers/src/cronjob/CronjobController.ts
index e8f4ddd46a..a75b27ff80 100644
--- a/packages/snaps-controllers/src/cronjob/CronjobController.ts
+++ b/packages/snaps-controllers/src/cronjob/CronjobController.ts
@@ -289,7 +289,7 @@ export class CronjobController extends BaseController<
   /**
    * Runs every 24 hours to check if new jobs need to be scheduled.
    *
-   * This is necesary for longer running jobs that execute with more than 24 hours between them.
+   * This is necessary for longer running jobs that execute with more than 24 hours between them.
    */
   async dailyCheckIn() {
     const jobs = this.getAllJobs();
diff --git a/packages/snaps-controllers/src/snaps/SnapController.ts b/packages/snaps-controllers/src/snaps/SnapController.ts
index 86eecb3f8d..88e7ad6b79 100644
--- a/packages/snaps-controllers/src/snaps/SnapController.ts
+++ b/packages/snaps-controllers/src/snaps/SnapController.ts
@@ -1777,7 +1777,7 @@ export class SnapController extends BaseController<
         // Since we are requesting an update from within processRequestedSnap,
         // we disable the emitting of the snapUpdated event and rely on the caller
         // to publish this event after the update is complete.
-        // This is necesary as installSnaps may be installing multiple snaps
+        // This is necessary as installSnaps may be installing multiple snaps
         // and we don't want to emit events prematurely.
         false,
       );
diff --git a/packages/snaps-controllers/wdio.config.js b/packages/snaps-controllers/wdio.config.js
index ae2aedaf17..3f159c6f0e 100644
--- a/packages/snaps-controllers/wdio.config.js
+++ b/packages/snaps-controllers/wdio.config.js
@@ -1,4 +1,4 @@
-/* eslint-disable import/unambiguous, @typescript-eslint/no-require-imports, @typescript-eslint/no-var-requires */
+/* eslint-disable import/unambiguous, @typescript-eslint/no-require-imports, @typescript-eslint/no-var-requires, n/no-process-env */
 
 const {
   NodeGlobalsPolyfillPlugin,
@@ -9,9 +9,10 @@ const {
 const { resolve } = require('path');
 const { default: tsconfigPaths } = require('vite-tsconfig-paths');
 
-// eslint-disable-next-line n/no-process-env
 const IS_CI = Boolean(process.env.CI);
-const MAX_WORKERS = IS_CI ? 1 : 5;
+const MAX_WORKERS = process.env.MAX_WORKERS
+  ? parseInt(process.env.MAX_WORKERS, 10)
+  : 1;
 
 const config = {
   runner: [
@@ -56,10 +57,14 @@ const config = {
       maxInstances: MAX_WORKERS,
       browserName: 'chrome',
     },
-    {
-      maxInstances: MAX_WORKERS,
-      browserName: 'firefox',
-    },
+    ...(IS_CI
+      ? [
+          {
+            maxInstances: MAX_WORKERS,
+            browserName: 'firefox',
+          },
+        ]
+      : []),
   ],
 
   logLevel: 'error',
diff --git a/packages/snaps-execution-environments/wdio.config.js b/packages/snaps-execution-environments/wdio.config.js
index a05eefec51..d809967292 100644
--- a/packages/snaps-execution-environments/wdio.config.js
+++ b/packages/snaps-execution-environments/wdio.config.js
@@ -1,4 +1,4 @@
-/* eslint-disable import/unambiguous, @typescript-eslint/no-require-imports, @typescript-eslint/no-var-requires */
+/* eslint-disable import/unambiguous, @typescript-eslint/no-require-imports, @typescript-eslint/no-var-requires, n/no-process-env */
 
 const {
   NodeGlobalsPolyfillPlugin,
@@ -9,9 +9,10 @@ const {
 const { resolve } = require('path');
 const { default: tsconfigPaths } = require('vite-tsconfig-paths');
 
-// eslint-disable-next-line n/no-process-env
 const IS_CI = Boolean(process.env.CI);
-const MAX_WORKERS = IS_CI ? 1 : 5;
+const MAX_WORKERS = process.env.MAX_WORKERS
+  ? parseInt(process.env.MAX_WORKERS, 10)
+  : 1;
 
 const config = {
   runner: [
@@ -55,10 +56,14 @@ const config = {
       maxInstances: MAX_WORKERS,
       browserName: 'chrome',
     },
-    {
-      maxInstances: MAX_WORKERS,
-      browserName: 'firefox',
-    },
+    ...(IS_CI
+      ? [
+          {
+            maxInstances: MAX_WORKERS,
+            browserName: 'firefox',
+          },
+        ]
+      : []),
   ],
 
   logLevel: 'error',
diff --git a/packages/snaps-utils/package.json b/packages/snaps-utils/package.json
index c2638ab8a0..3646f7de98 100644
--- a/packages/snaps-utils/package.json
+++ b/packages/snaps-utils/package.json
@@ -71,7 +71,7 @@
     "@metamask/base-controller": "^3.2.0",
     "@metamask/key-tree": "^9.0.0",
     "@metamask/permission-controller": "^4.1.2",
-    "@metamask/snaps-registry": "^2.0.0",
+    "@metamask/snaps-registry": "^2.1.0",
     "@metamask/snaps-ui": "workspace:^",
     "@metamask/utils": "^8.1.0",
     "@noble/hashes": "^1.3.1",
diff --git a/packages/snaps-utils/wdio.config.js b/packages/snaps-utils/wdio.config.js
index caa5a516bd..0d30f0031e 100644
--- a/packages/snaps-utils/wdio.config.js
+++ b/packages/snaps-utils/wdio.config.js
@@ -1,4 +1,4 @@
-/* eslint-disable import/unambiguous, @typescript-eslint/no-require-imports, @typescript-eslint/no-var-requires */
+/* eslint-disable import/unambiguous, @typescript-eslint/no-require-imports, @typescript-eslint/no-var-requires, n/no-process-env */
 
 const {
   NodeGlobalsPolyfillPlugin,
@@ -9,9 +9,10 @@ const {
 const { resolve } = require('path');
 const { default: tsconfigPaths } = require('vite-tsconfig-paths');
 
-// eslint-disable-next-line n/no-process-env
 const IS_CI = Boolean(process.env.CI);
-const MAX_WORKERS = IS_CI ? 1 : 5;
+const MAX_WORKERS = process.env.MAX_WORKERS
+  ? parseInt(process.env.MAX_WORKERS, 10)
+  : 1;
 
 const config = {
   runner: [
@@ -55,10 +56,14 @@ const config = {
       maxInstances: MAX_WORKERS,
       browserName: 'chrome',
     },
-    {
-      maxInstances: MAX_WORKERS,
-      browserName: 'firefox',
-    },
+    ...(IS_CI
+      ? [
+          {
+            maxInstances: MAX_WORKERS,
+            browserName: 'firefox',
+          },
+        ]
+      : []),
   ],
 
   logLevel: 'error',
diff --git a/yarn.lock b/yarn.lock
index 1aa966deca..98eb80e0c3 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -4711,7 +4711,6 @@ __metadata:
     "@metamask/snaps-cli": "workspace:^"
     "@metamask/snaps-jest": "workspace:^"
     "@metamask/snaps-types": "workspace:^"
-    "@metamask/utils": ^8.1.0
     "@swc/core": 1.3.78
     "@swc/jest": ^0.2.26
     "@typescript-eslint/eslint-plugin": ^5.42.1
@@ -5149,8 +5148,7 @@ __metadata:
     "@metamask/permission-controller": ^4.1.2
     "@metamask/post-message-stream": ^7.0.0
     "@metamask/rpc-methods": "workspace:^"
-    "@metamask/snaps-execution-environments": "workspace:^"
-    "@metamask/snaps-registry": ^2.0.0
+    "@metamask/snaps-registry": ^2.1.0
     "@metamask/snaps-utils": "workspace:^"
     "@metamask/template-snap": ^0.7.0
     "@metamask/utils": ^8.1.0
@@ -5164,7 +5162,7 @@ __metadata:
     "@types/mocha": ^10.0.1
     "@types/node": 18.14.2
     "@types/readable-stream": ^2.3.15
-    "@types/tar-stream": ^2.2.2
+    "@types/tar-stream": ^3.1.1
     "@typescript-eslint/eslint-plugin": ^5.42.1
     "@typescript-eslint/parser": ^5.42.1
     "@wdio/browser-runner": ^8.15.9
@@ -5203,7 +5201,7 @@ __metadata:
     prettier-plugin-packagejson: ^2.2.11
     readable-web-to-node-stream: ^3.0.2
     rimraf: ^4.1.2
-    tar-stream: ^2.2.0
+    tar-stream: ^3.1.6
     ts-node: ^10.9.1
     typescript: ~4.8.4
     vite: ^4.3.9
@@ -5211,6 +5209,11 @@ __metadata:
     wdio-chromedriver-service: ^8.1.1
     wdio-geckodriver-service: ^5.0.2
     webdriverio: ^8.15.9
+  peerDependencies:
+    "@metamask/snaps-execution-environments": "workspace:^"
+  peerDependenciesMeta:
+    "@metamask/snaps-execution-environments":
+      optional: true
   languageName: unknown
   linkType: soft
 
@@ -5347,14 +5350,14 @@ __metadata:
   languageName: unknown
   linkType: soft
 
-"@metamask/snaps-registry@npm:^2.0.0":
-  version: 2.0.0
-  resolution: "@metamask/snaps-registry@npm:2.0.0"
+"@metamask/snaps-registry@npm:^2.1.0":
+  version: 2.1.0
+  resolution: "@metamask/snaps-registry@npm:2.1.0"
   dependencies:
     "@metamask/utils": ^8.1.0
     "@noble/secp256k1": ^1.7.1
     superstruct: ^1.0.3
-  checksum: 621baf98c53c490d4bf8bf784910943e3c147cc2abdbcf5ea56ae6fcd45a1a412da79b0ef778b8f9d8c46b9272068d3dd5909be6691579590d2632c6baee8992
+  checksum: 652e8c5cc0be43325ba6cf9382db982380f34d1710bfbcc27c9d58cf0e0c14bd354e112b2feb27c1ca7264a0793795d9020a4315ffcf10fa6fed8f38cf18fcde
   languageName: node
   linkType: hard
 
@@ -5593,7 +5596,7 @@ __metadata:
     "@metamask/key-tree": ^9.0.0
     "@metamask/permission-controller": ^4.1.2
     "@metamask/post-message-stream": ^7.0.0
-    "@metamask/snaps-registry": ^2.0.0
+    "@metamask/snaps-registry": ^2.1.0
     "@metamask/snaps-ui": "workspace:^"
     "@metamask/utils": ^8.1.0
     "@noble/hashes": ^1.3.1
@@ -7510,12 +7513,12 @@ __metadata:
   languageName: node
   linkType: hard
 
-"@types/tar-stream@npm:^2.2.2":
-  version: 2.2.2
-  resolution: "@types/tar-stream@npm:2.2.2"
+"@types/tar-stream@npm:^3.1.1":
+  version: 3.1.1
+  resolution: "@types/tar-stream@npm:3.1.1"
   dependencies:
     "@types/node": "*"
-  checksum: 4b33bc0d53770e952d6e2e8acb8889190510326a3e255d0c6edd94136d6027ecae939a7b49188d1d02d774328d9a3742ff633d505709d1a1200b3413c88d793d
+  checksum: ba9e5c3bc31a4eefe2c519d06bd9f563d1ddadb83ea272d23390276aeeda4766cb74ba5217a765994a65c86bdf0ba41fa731633c0b3dc63e6c4d959f4672cf86
   languageName: node
   linkType: hard
 
@@ -21541,7 +21544,7 @@ __metadata:
   languageName: node
   linkType: hard
 
-"tar-stream@npm:^3.1.5":
+"tar-stream@npm:^3.1.5, tar-stream@npm:^3.1.6":
   version: 3.1.6
   resolution: "tar-stream@npm:3.1.6"
   dependencies: