diff --git a/packages/tui/src/terminal.ts b/packages/tui/src/terminal.ts
index 52f6361c..5ebb4967 100644
--- a/packages/tui/src/terminal.ts
+++ b/packages/tui/src/terminal.ts
@@ -1,7 +1,10 @@
 import * as fs from "node:fs";
+import { createRequire } from "node:module";
 import { setKittyProtocolActive } from "./keys.js";
 import { StdinBuffer } from "./stdin-buffer.js";
 
+const cjsRequire = createRequire(import.meta.url);
+
 /**
  * Minimal terminal interface for TUI
  */
@@ -176,7 +179,7 @@ export class ProcessTerminal implements Terminal {
 			// Dynamic require to avoid bundling koffi's 74MB of cross-platform
 			// native binaries into every compiled binary. Koffi is only needed
 			// on Windows for VT input support.
-			const koffi = require("koffi");
+			const koffi = cjsRequire("koffi");
 			const k32 = koffi.load("kernel32.dll");
 			const GetStdHandle = k32.func("void* __stdcall GetStdHandle(int)");
 			const GetConsoleMode = k32.func("bool __stdcall GetConsoleMode(void*, _Out_ uint32_t*)");