diff --git a/src/services/tools/toolOrchestration.ts b/src/services/tools/toolOrchestration.ts
index d82010ce..2416dcbb 100644
--- a/src/services/tools/toolOrchestration.ts
+++ b/src/services/tools/toolOrchestration.ts
@@ -4,10 +4,11 @@ import { findToolByName, type ToolUseContext } from '../../Tool.js'
 import type { AssistantMessage, Message } from '../../types/message.js'
 import { all } from '../../utils/generators.js'
 import { type MessageUpdateLazy, runToolUse } from './toolExecution.js'
-export {
+import {
   DEFAULT_MAX_TOOL_USE_CONCURRENCY,
   getMaxToolUseConcurrency,
 } from './toolConcurrency.js'
+export { DEFAULT_MAX_TOOL_USE_CONCURRENCY, getMaxToolUseConcurrency }
 
 export type MessageUpdate = {
   message?: Message
diff --git a/src/utils/ripgrep.ts b/src/utils/ripgrep.ts
index 683da051..0697688a 100644
--- a/src/utils/ripgrep.ts
+++ b/src/utils/ripgrep.ts
@@ -1,5 +1,6 @@
 import type { ChildProcess, ExecFileException } from 'child_process'
 import { execFile, spawn } from 'child_process'
+import { existsSync } from 'fs'
 import memoize from 'lodash-es/memoize.js'
 import { homedir } from 'os'
 import * as path from 'path'
@@ -61,6 +62,12 @@ const getRipgrepConfig = memoize((): RipgrepConfig => {
       ? path.resolve(rgRoot, `${process.arch}-win32`, 'rg.exe')
       : path.resolve(rgRoot, `${process.arch}-${process.platform}`, 'rg')
 
+  // Fall back to system rg when the vendor binary is absent (e.g. npm installs
+  // that don't ship the vendor/ directory alongside dist/cli.mjs).
+  if (!existsSync(command)) {
+    return { mode: 'system', command: 'rg', args: [] }
+  }
+
   return { mode: 'builtin', command, args: [] }
 })