diff --git a/src/infra/vitest-e2e-config.test.ts b/src/infra/vitest-e2e-config.test.ts
index d9396423fae8..4f8123fe9f62 100644
--- a/src/infra/vitest-e2e-config.test.ts
+++ b/src/infra/vitest-e2e-config.test.ts
@@ -23,9 +23,7 @@ describe("e2e vitest config", () => {
       BUNDLED_PLUGIN_E2E_TEST_GLOB,
     ]);
     expect(e2eConfig.test?.exclude).toContain("src/tui/tui-pty-harness.e2e.test.ts");
-    const excludesTuiPtyLocal =
-      e2eConfig.test?.exclude?.includes("src/tui/tui-pty-local.e2e.test.ts") ?? false;
-    expect(excludesTuiPtyLocal).toBe(process.arch === "arm64");
+    expect(e2eConfig.test?.exclude).toContain("src/tui/tui-pty-local.e2e.test.ts");
     expect(e2eConfig.test?.pool).toBe("threads");
     expect(e2eConfig.test?.isolate).toBe(false);
     expect(normalizeConfigPath(e2eConfig.test?.runner)).toBe("test/non-isolated-runner.ts");
diff --git a/test/vitest/vitest.e2e.config.ts b/test/vitest/vitest.e2e.config.ts
index 72ed7bb46d7f..f3960f262af7 100644
--- a/test/vitest/vitest.e2e.config.ts
+++ b/test/vitest/vitest.e2e.config.ts
@@ -25,10 +25,9 @@ const { projects: _projects, ...baseTest } = baseTestWithProjects as {
   projects?: string[];
   setupFiles?: string[];
 };
-const tuiPtyExcludes = [
-  "src/tui/tui-pty-harness.e2e.test.ts",
-  ...(process.arch === "arm64" ? ["src/tui/tui-pty-local.e2e.test.ts"] : []),
-];
+// The dedicated TUI PTY config owns both terminal suites and emits per-test progress.
+// The local real-backend file can exceed the generic E2E silent-process watchdog.
+const tuiPtyExcludes = ["src/tui/tui-pty-harness.e2e.test.ts", "src/tui/tui-pty-local.e2e.test.ts"];
 const exclude = [
   ...(baseTest.exclude ?? []).filter((p) => p !== "**/*.e2e.test.ts"),
   ...tuiPtyExcludes,