diff --git a/deno/deno.jsonc b/deno/deno.jsonc
new file mode 100644
index 00000000..9485c653
--- /dev/null
+++ b/deno/deno.jsonc
@@ -0,0 +1,6 @@
+{
+  "name": "@y0/postgres",
+  "version": "3.4.5",
+  "exports": "./src/index.js",
+  "license": "MulanPSL-2.0"
+}
diff --git a/deno/mod.js b/deno/mod.js
index 7cbf18c3..e1fde7eb 100644
--- a/deno/mod.js
+++ b/deno/mod.js
@@ -1,2 +1,2 @@
-// @deno-types="./types/index.d.ts"
+// @deno-types="./types/index.d"
 export { default } from './src/index.js'
diff --git a/deno/package.json b/deno/package.json
deleted file mode 100644
index 0292b995..00000000
--- a/deno/package.json
+++ /dev/null
@@ -1 +0,0 @@
-{"type":"commonjs"}
\ No newline at end of file
diff --git a/deno/polyfills.js b/deno/polyfills.js
index 71ee694d..eb8c36a9 100644
--- a/deno/polyfills.js
+++ b/deno/polyfills.js
@@ -1,7 +1,7 @@
 /* global Deno */
 
-import { Buffer } from 'https://deno.land/std@0.132.0/node/buffer.ts'
-import { isIP } from 'https://deno.land/std@0.132.0/node/net.ts'
+import { Buffer } from 'node:buffer'
+import { isIP } from 'node:net'
 
 const events = () => ({ data: [], error: [], drain: [], connect: [], secureConnect: [], close: [] })
 
diff --git a/deno/src/bytes.js b/deno/src/bytes.js
index fe9359db..48b6f983 100644
--- a/deno/src/bytes.js
+++ b/deno/src/bytes.js
@@ -1,4 +1,4 @@
-import { Buffer } from 'https://deno.land/std@0.132.0/node/buffer.ts'
+import { Buffer } from 'node:buffer'
 const size = 256
 let buffer = Buffer.allocUnsafe(size)
 
diff --git a/deno/src/connection.js b/deno/src/connection.js
index 1726a9aa..60dc420c 100644
--- a/deno/src/connection.js
+++ b/deno/src/connection.js
@@ -1,10 +1,9 @@
-import { HmacSha256 } from 'https://deno.land/std@0.132.0/hash/sha256.ts'
-import { Buffer } from 'https://deno.land/std@0.132.0/node/buffer.ts'
+import { Buffer } from 'node:buffer'
 import { setImmediate, clearImmediate } from '../polyfills.js'
 import { net } from '../polyfills.js'
 import { tls } from '../polyfills.js'
-import crypto from 'https://deno.land/std@0.132.0/node/crypto.ts'
-import Stream from 'https://deno.land/std@0.132.0/node/stream.ts'
+import crypto from 'node:crypto'
+import Stream from 'node:stream'
 
 
 import { stringify, handleValue, arrayParser, arraySerializer } from './types.js'
@@ -1000,8 +999,30 @@ function md5(x) {
   return crypto.createHash('md5').update(x).digest('hex')
 }
 
-function hmac(key, x) {
-  return Buffer.from(new HmacSha256(key).update(x).digest())
+const UTF8 = new TextEncoder();
+
+const hmac = async (key, x) => {
+  if (key.constructor == String) {
+    key = UTF8.encode(key);
+  }
+  
+  if (x.constructor == String) {
+    x = UTF8.encode(x);
+  }
+
+  const cryptoKey = await crypto.subtle.importKey(
+    "raw",
+    key,
+    { name: "HMAC", hash: "SHA-256" },
+    false,
+    ["sign"]
+  );
+
+  return Buffer.from(await crypto.subtle.sign(
+    "HMAC",
+    cryptoKey,
+    x
+  ));
 }
 
 function sha256(x) {
diff --git a/deno/src/index.js b/deno/src/index.js
index 3bbdf2ba..1ca950f8 100644
--- a/deno/src/index.js
+++ b/deno/src/index.js
@@ -1,6 +1,6 @@
-import process from 'https://deno.land/std@0.132.0/node/process.ts'
-import os from 'https://deno.land/std@0.132.0/node/os.ts'
-import fs from 'https://deno.land/std@0.132.0/node/fs.ts'
+import process from 'node:process'
+import os from 'node:os'
+import fs from 'node:fs'
 
 import {
   mergeUserTypes,
diff --git a/deno/src/large.js b/deno/src/large.js
index 1b9f42d2..8ae150dd 100644
--- a/deno/src/large.js
+++ b/deno/src/large.js
@@ -1,4 +1,4 @@
-import Stream from 'https://deno.land/std@0.132.0/node/stream.ts'
+import Stream from 'node:stream'
 
 export default function largeObject(sql, oid, mode = 0x00020000 | 0x00040000) {
   return new Promise(async(resolve, reject) => {
diff --git a/deno/src/subscribe.js b/deno/src/subscribe.js
index b20efb96..8716100e 100644
--- a/deno/src/subscribe.js
+++ b/deno/src/subscribe.js
@@ -1,4 +1,4 @@
-import { Buffer } from 'https://deno.land/std@0.132.0/node/buffer.ts'
+import { Buffer } from 'node:buffer'
 const noop = () => { /* noop */ }
 
 export default function Subscribe(postgres, options) {
diff --git a/deno/src/types.js b/deno/src/types.js
index ea0da6a2..aa2ead29 100644
--- a/deno/src/types.js
+++ b/deno/src/types.js
@@ -1,4 +1,4 @@
-import { Buffer } from 'https://deno.land/std@0.132.0/node/buffer.ts'
+import { Buffer } from 'node:buffer'
 import { Query } from './query.js'
 import { Errors } from './errors.js'
 
diff --git a/deno/tests/bootstrap.js b/deno/tests/bootstrap.js
index da416896..c75ddc40 100644
--- a/deno/tests/bootstrap.js
+++ b/deno/tests/bootstrap.js
@@ -1,4 +1,4 @@
-import { spawn } from 'https://deno.land/std@0.132.0/node/child_process.ts'
+import { spawn } from 'node:child_process'
 
 await exec('dropdb', ['postgres_js_test'])
 
diff --git a/deno/tests/index.js b/deno/tests/index.js
index 5b5d6e57..3dda27ce 100644
--- a/deno/tests/index.js
+++ b/deno/tests/index.js
@@ -1,11 +1,11 @@
-import { Buffer } from 'https://deno.land/std@0.132.0/node/buffer.ts'
-import process from 'https://deno.land/std@0.132.0/node/process.ts'
+import { Buffer } from 'node:buffer'
+import process from 'node:process'
 import { exec } from './bootstrap.js'
 
 import { t, nt, ot } from './test.js' // eslint-disable-line
 import { net } from '../polyfills.js'
-import fs from 'https://deno.land/std@0.132.0/node/fs.ts'
-import crypto from 'https://deno.land/std@0.132.0/node/crypto.ts'
+import fs from 'node:fs'
+import crypto from 'node:crypto'
 
 import postgres from '../src/index.js'
 const delay = ms => new Promise(r => setTimeout(r, ms))
diff --git a/deno/tests/test.js b/deno/tests/test.js
index f61a253f..343eedf3 100644
--- a/deno/tests/test.js
+++ b/deno/tests/test.js
@@ -1,7 +1,7 @@
-import process from 'https://deno.land/std@0.132.0/node/process.ts'
+import process from 'node:process'
 /* eslint no-console: 0 */
 
-import util from 'https://deno.land/std@0.132.0/node/util.ts'
+import util from 'node:util'
 
 let done = 0
 let only = false
diff --git a/deno/types/index.d.ts b/deno/types/index.d.ts
index 2088662d..5c1665db 100644
--- a/deno/types/index.d.ts
+++ b/deno/types/index.d.ts
@@ -1,6 +1,6 @@
-import { Buffer } from 'https://deno.land/std@0.132.0/node/buffer.ts'
-import process from 'https://deno.land/std@0.132.0/node/process.ts'
-import { Readable, Writable } from 'https://deno.land/std@0.132.0/node/stream.ts'
+import { Buffer } from 'node:buffer'
+import process from 'node:process'
+import { Readable, Writable } from 'node:stream'
 
 /**
  * Establish a connection to a PostgreSQL server.
diff --git a/package.json b/package.json
index d53fe2ca..558e2713 100644
--- a/package.json
+++ b/package.json
@@ -18,6 +18,7 @@
     "node": ">=12"
   },
   "scripts": {
+    "deno:publish": "cd deno && deno publish --unstable-sloppy-imports",
     "build": "npm run build:cjs && npm run build:deno && npm run build:cf",
     "build:cjs": "node transpile.cjs",
     "build:deno": "node transpile.deno.js",