diff --git a/Build/build-reject-domainset.ts b/Build/build-reject-domainset.ts
index 2cf88ab7..54cbecf9 100644
--- a/Build/build-reject-domainset.ts
+++ b/Build/build-reject-domainset.ts
@@ -14,15 +14,11 @@ import { task } from './trace';
 // tldts-experimental is way faster than tldts, but very little bit inaccurate
 // (since it is hashes based). But the result is still deterministic, which is
 // enough when creating a simple stat of reject hosts.
-import * as tldts from 'tldts-experimental';
 import { SHARED_DESCRIPTION } from './lib/constants';
 import { getPhishingDomains } from './lib/get-phishing-domains';
 
-import { subtract as SetSubstract } from 'mnemonist/set';
 import { setAddFromArray, setAddFromArrayCurried } from './lib/set-add-from-array';
 import { sort } from './lib/timsort';
-import { looseTldtsOpt } from './constants/loose-tldts-opt';
-import { build } from 'bun';
 
 const getRejectSukkaConfPromise = readFileIntoProcessedArray(path.resolve(import.meta.dir, '../Source/domainset/reject_sukka.conf'));
 
diff --git a/Build/build-speedtest-domainset.ts b/Build/build-speedtest-domainset.ts
index c0471638..ec511c30 100644
--- a/Build/build-speedtest-domainset.ts
+++ b/Build/build-speedtest-domainset.ts
@@ -14,7 +14,7 @@ import { processLine } from './lib/process-line';
 import { TTL, deserializeArray, fsFetchCache, serializeArray } from './lib/cache-filesystem';
 import { createMemoizedPromise } from './lib/memo-promise';
 
-import * as SetHelpers from 'mnemonist/set';
+import { setAddFromArrayCurried } from './lib/set-add-from-array';
 
 const s = new Sema(2);
 
@@ -83,11 +83,11 @@ const querySpeedtestApi = async (keyword: string): Promise<Array<string | null>>
 };
 
 const getPreviousSpeedtestDomainsPromise = createMemoizedPromise(async () => {
-  const domains = new Set<string>();
+  const domains: string[] = [];
   for await (const l of await fetchRemoteTextByLine('https://ruleset.skk.moe/List/domainset/speedtest.conf')) {
     const line = processLine(l);
     if (line) {
-      domains.add(line);
+      domains.push(line);
     }
   }
   return domains;
@@ -182,9 +182,11 @@ export const buildSpeedtestDomainSet = task(import.meta.path, async (span) => {
     'mensura.cdn-apple.com' // From netQuality command
   ]);
 
-  await span.traceChildAsync('fetch previous speedtest domainset', async () => {
-    SetHelpers.add(domains, await getPreviousSpeedtestDomainsPromise());
-  });
+  await span.traceChildAsync(
+    'fetch previous speedtest domainset',
+    () => getPreviousSpeedtestDomainsPromise()
+      .then(setAddFromArrayCurried(domains))
+  );
 
   await new Promise<void>((resolve) => {
     const pMap = ([
diff --git a/Build/lib/parse-filter.ts b/Build/lib/parse-filter.ts
index 4db3cd23..8bc2c6f2 100644
--- a/Build/lib/parse-filter.ts
+++ b/Build/lib/parse-filter.ts
@@ -8,7 +8,7 @@ import type { PublicSuffixList } from '@gorhill/publicsuffixlist';
 import picocolors from 'picocolors';
 import { normalizeDomain } from './normalize-domain';
 import { fetchAssets } from './fetch-assets';
-import { deserializeArray, deserializeSet, fsFetchCache, serializeArray, serializeSet } from './cache-filesystem';
+import { deserializeArray, fsFetchCache, serializeArray } from './cache-filesystem';
 import type { Span } from '../trace';
 import createKeywordFilter from './aho-corasick';
 
diff --git a/bun.lockb b/bun.lockb
index f3103a4e..d062f1f0 100755
Binary files a/bun.lockb and b/bun.lockb differ
diff --git a/package.json b/package.json
index 57459bc6..e51c3c69 100644
--- a/package.json
+++ b/package.json
@@ -21,25 +21,25 @@
     "async-retry": "^1.3.3",
     "async-sema": "^3.1.1",
     "ci-info": "^4.0.0",
-    "csv-parse": "^5.5.5",
+    "csv-parse": "^5.5.6",
     "fast-cidr-tools": "^0.2.5",
     "mnemonist": "^0.39.8",
-    "path-scurry": "^1.10.2",
-    "picocolors": "^1.0.0",
+    "path-scurry": "^1.11.1",
+    "picocolors": "^1.0.1",
     "punycode": "^2.3.1",
     "table": "^6.8.2",
     "tar-stream": "^3.1.7",
-    "tldts": "^6.1.19",
-    "tldts-experimental": "^6.1.21"
+    "tldts": "^6.1.22",
+    "tldts-experimental": "^6.1.22"
   },
   "devDependencies": {
     "@eslint-sukka/node": "6.0.0-beta.3",
     "@eslint-sukka/ts": "6.0.0-beta.3",
     "@types/async-retry": "^1.4.8",
-    "@types/bun": "^1.1.1",
+    "@types/bun": "^1.1.3",
     "@types/tar-stream": "^3.1.3",
-    "bun-types": "^1.1.7",
-    "eslint": "^9.2.0",
+    "bun-types": "^1.1.10",
+    "eslint": "^9.3.0",
     "eslint-config-sukka": "6.0.0-beta.3",
     "eslint-formatter-sukka": "6.0.0-beta.3",
     "mitata": "^0.1.11",