diff --git a/resources/tester/helper_stmate_stage.cjs b/resources/tester/helper_stmate_stage.cjs
index 4b95b8ce6..203eacf5e 100644
--- a/resources/tester/helper_stmate_stage.cjs
+++ b/resources/tester/helper_stmate_stage.cjs
@@ -1,6 +1,5 @@
 // STMATE 재현 앱 단계 계산(설계변경·계약·기성·실행)을 stdin JSON 으로 돌림
 // 입력 { load: /api/load 결과, mode, args } → 출력 JSON
-globalThis.window = globalThis;
 const Calc = require("../../tools/stmate-test/calc.js");
 const Change = require("../../tools/stmate-test/change_calc.js");
 const Contract = require("../../tools/stmate-test/contract_calc.js");