diff --git a/package-lock.json b/package-lock.json
index 1d67787..f12a536 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -19,6 +19,7 @@
         "eslint": "8.55.0",
         "eslint-config-silverwind": "79.3.6",
         "execa": "8.0.1",
+        "fetch-enhanced": "12.0.0",
         "glowie": "1.2.0",
         "hosted-git-info": "7.0.1",
         "memize": "2.1.0",
@@ -32,6 +33,7 @@
         "supports-color": "9.4.0",
         "text-table": "0.2.0",
         "timerel": "5.4.3",
+        "undici": "6.2.0",
         "versions": "12.0.0",
         "vitest": "1.0.1",
         "vitest-config-silverwind": "5.0.0"
@@ -633,6 +635,15 @@
         "node": "^12.22.0 || ^14.17.0 || >=16.0.0"
       }
     },
+    "node_modules/@fastify/busboy": {
+      "version": "2.1.0",
+      "resolved": "https://registry.npmjs.org/@fastify/busboy/-/busboy-2.1.0.tgz",
+      "integrity": "sha512-+KpH+QxZU7O4675t3mnkQKcZZg56u+K/Ct2K+N2AZYNVK8kyeo/bI18tI8aPm3tvNNRyTWfj6s5tnGNlcbQRsA==",
+      "dev": true,
+      "engines": {
+        "node": ">=14"
+      }
+    },
     "node_modules/@humanwhocodes/config-array": {
       "version": "0.11.13",
       "resolved": "https://registry.npmjs.org/@humanwhocodes/config-array/-/config-array-0.11.13.tgz",
@@ -2162,6 +2173,28 @@
         "reusify": "^1.0.4"
       }
     },
+    "node_modules/fetch-enhanced": {
+      "version": "12.0.0",
+      "resolved": "https://registry.npmjs.org/fetch-enhanced/-/fetch-enhanced-12.0.0.tgz",
+      "integrity": "sha512-SQO24i/b7gxQIha3zCugGfXCPFqPu8uxJmrk+/zGB/KmV02X747GXpL3L17v2zjqi8SR/2SI/hvsxE9jZA+MGw==",
+      "dev": true,
+      "dependencies": {
+        "hpagent": "1.2.0",
+        "proxy-from-env": "1.1.0",
+        "quick-lru": "7.0.0"
+      },
+      "engines": {
+        "node": ">=18"
+      },
+      "peerDependencies": {
+        "undici": "*"
+      },
+      "peerDependenciesMeta": {
+        "undici": {
+          "optional": true
+        }
+      }
+    },
     "node_modules/file-entry-cache": {
       "version": "6.0.1",
       "resolved": "https://registry.npmjs.org/file-entry-cache/-/file-entry-cache-6.0.1.tgz",
@@ -2420,6 +2453,15 @@
         "node": "^16.14.0 || >=18.0.0"
       }
     },
+    "node_modules/hpagent": {
+      "version": "1.2.0",
+      "resolved": "https://registry.npmjs.org/hpagent/-/hpagent-1.2.0.tgz",
+      "integrity": "sha512-A91dYTeIB6NoXG+PxTQpCCDDnfHsW9kc06Lvpu1TEe9gnd6ZFeiBoRO9JvzEv6xK7EX97/dUE8g/vBMTqTS3CA==",
+      "dev": true,
+      "engines": {
+        "node": ">=14"
+      }
+    },
     "node_modules/human-signals": {
       "version": "5.0.0",
       "resolved": "https://registry.npmjs.org/human-signals/-/human-signals-5.0.0.tgz",
@@ -3302,6 +3344,12 @@
         "node": ">=4"
       }
     },
+    "node_modules/proxy-from-env": {
+      "version": "1.1.0",
+      "resolved": "https://registry.npmjs.org/proxy-from-env/-/proxy-from-env-1.1.0.tgz",
+      "integrity": "sha512-D+zkORCbA9f1tdWRK0RaCR3GPv50cMxcrz4X8k5LTSUD1Dkw47mKJEZQNunItRTkWwgtaUSo1RVFRIG9ZXiFYg==",
+      "dev": true
+    },
     "node_modules/punycode": {
       "version": "2.3.1",
       "resolved": "https://registry.npmjs.org/punycode/-/punycode-2.3.1.tgz",
@@ -3331,6 +3379,18 @@
         }
       ]
     },
+    "node_modules/quick-lru": {
+      "version": "7.0.0",
+      "resolved": "https://registry.npmjs.org/quick-lru/-/quick-lru-7.0.0.tgz",
+      "integrity": "sha512-MX8gB7cVYTrYcFfAnfLlhRd0+Toyl8yX8uBx1MrX7K0jegiz9TumwOK27ldXrgDlHRdVi+MqU9Ssw6dr4BNreg==",
+      "dev": true,
+      "engines": {
+        "node": ">=18"
+      },
+      "funding": {
+        "url": "https://github.com/sponsors/sindresorhus"
+      }
+    },
     "node_modules/rc": {
       "version": "1.2.8",
       "resolved": "https://registry.npmjs.org/rc/-/rc-1.2.8.tgz",
@@ -4032,6 +4092,18 @@
       "integrity": "sha512-o+ORpgGwaYQXgqGDwd+hkS4PuZ3QnmqMMxRuajK/a38L6fTpcE5GPIfrf+L/KemFzfUpeUQc1rRS1iDBozvnFA==",
       "dev": true
     },
+    "node_modules/undici": {
+      "version": "6.2.0",
+      "resolved": "https://registry.npmjs.org/undici/-/undici-6.2.0.tgz",
+      "integrity": "sha512-bglzaehBOLMe+BfK+Gv5Vpwpgdq2skaEBbSH92tcAv37wHHHTEGu43boyfTaHB+mwSo3VjyD/8d+ytPGeqsFIg==",
+      "dev": true,
+      "dependencies": {
+        "@fastify/busboy": "^2.0.0"
+      },
+      "engines": {
+        "node": ">=18.0"
+      }
+    },
     "node_modules/uri-js": {
       "version": "4.4.1",
       "resolved": "https://registry.npmjs.org/uri-js/-/uri-js-4.4.1.tgz",
diff --git a/package.json b/package.json
index 781f821..c564522 100644
--- a/package.json
+++ b/package.json
@@ -21,6 +21,7 @@
     "eslint": "8.55.0",
     "eslint-config-silverwind": "79.3.6",
     "execa": "8.0.1",
+    "fetch-enhanced": "12.0.0",
     "glowie": "1.2.0",
     "hosted-git-info": "7.0.1",
     "memize": "2.1.0",
@@ -34,6 +35,7 @@
     "supports-color": "9.4.0",
     "text-table": "0.2.0",
     "timerel": "5.4.3",
+    "undici": "6.2.0",
     "versions": "12.0.0",
     "vitest": "1.0.1",
     "vitest-config-silverwind": "5.0.0"
diff --git a/updates.js b/updates.js
index 1cc9089..b53dcf0 100755
--- a/updates.js
+++ b/updates.js
@@ -1,11 +1,12 @@
 #!/usr/bin/env node
 import ansiRegex from "ansi-regex";
+import fetchEnhanced from "fetch-enhanced";
 import minimist from "minimist";
 import rat from "registry-auth-token";
 import rc from "rc";
 import {parse, coerce, diff, gt, gte, lt, neq, valid, validRange} from "semver";
 import textTable from "text-table";
-import {cwd, stdout, argv, env, exit} from "node:process";
+import {cwd, stdout, argv, env, exit, versions} from "node:process";
 import hostedGitInfo from "hosted-git-info";
 import {join, dirname, basename, resolve} from "node:path";
 import {lstatSync, readFileSync, truncateSync, writeFileSync, accessSync} from "node:fs";
@@ -17,6 +18,15 @@ import pAll from "p-all";
 import memize from "memize";
 import picomatch from "picomatch";
 
+// in bun use fetch as-is, it has built-in proxy support
+// in node, wrap the native fetch to add proxy support
+let fetch;
+if (versions?.bun) {
+  fetch = globalThis.fetch;
+} else {
+  fetch = fetchEnhanced(globalThis.fetch, {undici: true});
+}
+
 const MAX_SOCKETS = 96;
 const sep = "\0";