diff --git a/node_modules/@tapjs/mock/dist/esm/hooks.mjs b/node_modules/@tapjs/mock/dist/esm/hooks.mjs
index fc0095d..61ddc55 100644
--- a/node_modules/@tapjs/mock/dist/esm/hooks.mjs
+++ b/node_modules/@tapjs/mock/dist/esm/hooks.mjs
@@ -22,9 +22,7 @@ export const initialize = ({ port }) => {
 };
 export const load = async (url, context, nextLoad) => {
     if (!client) {
-        throw new Error('initialize() or globalPreload() must be run prior to ' +
-            'running the load() hook. Did you --loader when you meant ' +
-            '--import or vice versa?');
+        return nextLoad(url, context);
     }
     const source = await client.load(url);
     return source ?
@@ -37,9 +35,7 @@ export const load = async (url, context, nextLoad) => {
 };
 export const resolve = async (url, context, nextResolve) => {
     if (!client) {
-        throw new Error('initialize() or globalPreload() must be run prior to ' +
-            'running the resolve() hook. Did you --loader when you meant ' +
-            '--import or vice versa?');
+        return nextResolve(url, context);
     }
     const response = await client.resolve(url, context.parentURL);
     return response && response.startsWith('tapmock://') ?
diff --git a/node_modules/@tapjs/mock/dist/esm/index.js b/node_modules/@tapjs/mock/dist/esm/index.js
index aaa2218..5029297 100644
--- a/node_modules/@tapjs/mock/dist/esm/index.js
+++ b/node_modules/@tapjs/mock/dist/esm/index.js
@@ -1,6 +1,17 @@
 import { plugin as AfterPlugin } from '@tapjs/after';
 import * as stack from '@tapjs/stack';
-import { isBuiltin } from 'node:module';
+
+import Module from 'module';
+
+const moduleSet = new Set(Module.builtinModules)
+const NODE_PROTOCOL = 'node:'
+export const isBuiltin = (moduleName) => {
+  if (moduleName.startsWith(NODE_PROTOCOL)) {
+    moduleName = moduleName.slice(NODE_PROTOCOL.length)
+  }
+  return moduleSet.has(moduleName)
+}
+
 import { mockRequire } from './mock-require.js';
 import { MockService } from './mock-service.js';
 /**
diff --git a/node_modules/@tapjs/mock/dist/esm/mock-require.js b/node_modules/@tapjs/mock/dist/esm/mock-require.js
index 223323e..398df30 100644
--- a/node_modules/@tapjs/mock/dist/esm/mock-require.js
+++ b/node_modules/@tapjs/mock/dist/esm/mock-require.js
@@ -2,7 +2,17 @@
  * Implementation of the {@link TapMock#mockRequire} method
  */
 import * as stack from '@tapjs/stack';
-import Module, { createRequire, isBuiltin } from 'module';
+import Module, { createRequire } from 'module';
+
+const moduleSet = new Set(Module.builtinModules)
+const NODE_PROTOCOL = 'node:'
+export const isBuiltin = (moduleName) => {
+  if (moduleName.startsWith(NODE_PROTOCOL)) {
+    moduleName = moduleName.slice(NODE_PROTOCOL.length)
+  }
+  return moduleSet.has(moduleName)
+}
+
 import { dirname, resolve } from 'path';
 import { walkUp } from 'walk-up-path';
 const CorrectModule = Module;
diff --git a/node_modules/@tapjs/mock/dist/esm/munge-mocks.js b/node_modules/@tapjs/mock/dist/esm/munge-mocks.js
index 8ab8036..f7d9944 100644
--- a/node_modules/@tapjs/mock/dist/esm/munge-mocks.js
+++ b/node_modules/@tapjs/mock/dist/esm/munge-mocks.js
@@ -1,4 +1,14 @@
-import { isBuiltin } from 'module';
+import Module from 'module';
+
+const moduleSet = new Set(Module.builtinModules)
+const NODE_PROTOCOL = 'node:'
+export const isBuiltin = (moduleName) => {
+  if (moduleName.startsWith(NODE_PROTOCOL)) {
+    moduleName = moduleName.slice(NODE_PROTOCOL.length)
+  }
+  return moduleSet.has(moduleName)
+}
+
 import { isAbsolute, resolve } from 'path';
 import { isRelativeRequire } from 'resolve-import/is-relative-require';
 import { pathToFileURL } from 'url';