diff --git a/src/main/mcpServers/hub/runtime.ts b/src/main/mcpServers/hub/runtime.ts
index 8a3495560b..c266157a09 100644
--- a/src/main/mcpServers/hub/runtime.ts
+++ b/src/main/mcpServers/hub/runtime.ts
@@ -12,12 +12,12 @@ import type {
   HubWorkerMessage,
   HubWorkerResultMessage
 } from './types'
+import { hubWorkerSource } from './worker'
 
 const logger = loggerService.withContext('MCPServer:Hub:Runtime')
 
 const MAX_LOGS = 1000
 const EXECUTION_TIMEOUT = 60000
-const WORKER_URL = new URL('./worker.js', import.meta.url)
 
 export class Runtime {
   async execute(code: string, tools: GeneratedTool[]): Promise<ExecOutput> {
@@ -28,7 +28,7 @@ export class Runtime {
       let timedOut = false
       let timeoutId: NodeJS.Timeout | null = null
 
-      const worker = new Worker(WORKER_URL)
+      const worker = new Worker(hubWorkerSource, { eval: true })
 
       const addLog = (entry: string) => {
         if (logs.length >= MAX_LOGS) {
diff --git a/src/main/mcpServers/hub/worker.js b/src/main/mcpServers/hub/worker.ts
similarity index 96%
rename from src/main/mcpServers/hub/worker.js
rename to src/main/mcpServers/hub/worker.ts
index a8706f0704..88dcbc6858 100644
--- a/src/main/mcpServers/hub/worker.js
+++ b/src/main/mcpServers/hub/worker.ts
@@ -1,3 +1,4 @@
+export const hubWorkerSource = `
 const crypto = require('node:crypto')
 const { parentPort } = require('node:worker_threads')
 
@@ -26,7 +27,7 @@ const pushLog = (level, args) => {
     return
   }
   const message = args.map((arg) => stringify(arg)).join(' ')
-  const entry = `[${level}] ${message}`
+  const entry = \`[\${level}] \${message}\`
   logs.push(entry)
   parentPort?.postMessage({ type: 'log', entry })
 }
@@ -65,11 +66,11 @@ const runCode = async (code, context) => {
   const contextKeys = Object.keys(context)
   const contextValues = contextKeys.map((key) => context[key])
 
-  const wrappedCode = `
+  const wrappedCode = \`
     return (async () => {
-      ${code}
+      \${code}
     })()
-  `
+  \`
 
   const fn = new Function(...contextKeys, wrappedCode)
   return await fn(...contextValues)
@@ -129,3 +130,4 @@ parentPort?.on('message', (message) => {
       break
   }
 })
+`