diff --git a/server/tests/unit/nest/admin.controller.test.ts b/server/tests/unit/nest/admin.controller.test.ts
index 9ff9d8d09..c1fbc3030 100644
--- a/server/tests/unit/nest/admin.controller.test.ts
+++ b/server/tests/unit/nest/admin.controller.test.ts
@@ -10,6 +10,7 @@ import { AdminController } from '../../../src/nest/admin/admin.controller';
 import type { TokenService } from '../../../src/nest/tokens/token.service';
 import type { RegistrationInvitesService } from '../../../src/nest/auth/registration-invites.service';
 import type { OauthService } from '../../../src/nest/oauth/oauth.service';
+import { KitineraryExtractorService } from '../../../src/nest/booking-import/kitinerary-extractor.service';
 import type { AdminService } from '../../../src/nest/admin/admin.service';
 import type { PluginRuntimeService } from '../../../src/nest/plugins/plugin-runtime.service';
 import type { AuditService } from '../../../src/nest/audit/audit.service';
@@ -50,8 +51,18 @@ const addonsStub = () => ({
 
 // The MCP-token routes read TokenService now, not AdminService. Stubbed via a
 // fourth, optional argument so every existing call site stays as it was.
-const adminCtl = (s: AdminService, rt?: PluginRuntimeService, addons: AddonsService = addonsStub(), tokens: Partial<TokenService> = {}, invites: Partial<RegistrationInvitesService> = {}, oauth: Partial<OauthService> = {}) =>
-  new AdminController(s, addons, rt as unknown as PluginRuntimeService, audit, notifications, tokens as TokenService, invites as RegistrationInvitesService, oauth as OauthService);
+const adminCtl = (s: AdminService, rt?: PluginRuntimeService, addons: AddonsService = addonsStub(), tokens: Partial<TokenService> = {}, invites: Partial<RegistrationInvitesService> = {}, oauth: Partial<OauthService> = {}, kitinerary: Partial<KitineraryExtractorService> = {}) =>
+  new AdminController(s, addons, rt as unknown as PluginRuntimeService, audit, notifications, tokens as TokenService, invites as RegistrationInvitesService, oauth as OauthService, kitinerary as KitineraryExtractorService);
+// #2261 — the extractor's version is what tells a stale binary from a provider
+// nobody wrote a script for; both come back empty otherwise.
+describe('AdminController system-info', () => {
+  it('ADM-SYSINFO-001: hands the extractor description through unchanged', () => {
+    const describeFn = vi.fn(() => ({ available: true, path: '/usr/local/bin/kitinerary-extractor', version: '6.3.3', configuredPath: null }));
+    const res = adminCtl({} as AdminService, undefined, addonsStub(), {}, {}, {}, { describe: describeFn }).systemInfo();
+    expect(res).toEqual({ kitinerary: { available: true, path: '/usr/local/bin/kitinerary-extractor', version: '6.3.3', configuredPath: null } });
+  });
+});
+
 function thrown(fn: () => unknown): { status: number; body: unknown } {
   try { fn(); } catch (err) {
     if (err instanceof NotFoundException) return { status: 404, body: err.getResponse() };
diff --git a/server/tests/unit/nest/booking-import/kitinerary-extractor.service.test.ts b/server/tests/unit/nest/booking-import/kitinerary-extractor.service.test.ts
index 8dfdf4448..45e569f06 100644
--- a/server/tests/unit/nest/booking-import/kitinerary-extractor.service.test.ts
+++ b/server/tests/unit/nest/booking-import/kitinerary-extractor.service.test.ts
@@ -136,8 +136,7 @@ describe('KitineraryExtractorService binary probe', () => {
 describe('KitineraryExtractorService diagnostics', () => {
   it('KIT-EXT-010: reports the version the binary prints', () => {
     existsSync.mockImplementation((p: string) => p === '/opt/ki');
-    execFileSync.mockReturnValue(Buffer.from('kitinerary-extractor 6.3.3
-'));
+    execFileSync.mockReturnValue(Buffer.from('kitinerary-extractor 6.3.3\n'));
 
     expect(boot({ kitineraryExtractorPath: '/opt/ki' }).describe()).toEqual({
       available: true, path: '/opt/ki', version: '6.3.3', configuredPath: '/opt/ki',
@@ -190,9 +189,7 @@ describe('KitineraryExtractorService stderr handling', () => {
 
   it('KIT-EXT-015: passes every raw line to the debug log, script errors included', async () => {
     const warn = vi.spyOn(console, 'warn').mockImplementation(() => {});
-    await extractWith('JS ERROR: lufthansa.js failed
-Invalid result type from script
-');
+    await extractWith('JS ERROR: lufthansa.js failed\nInvalid result type from script\n');
 
     const logged = logDebug.mock.calls.map(c => String(c[0]));
     expect(logged.some(l => l.includes('JS ERROR: lufthansa.js failed'))).toBe(true);
@@ -204,17 +201,14 @@ Invalid result type from script
 
   it('KIT-EXT-016: an unexpected line still reaches console.warn', async () => {
     const warn = vi.spyOn(console, 'warn').mockImplementation(() => {});
-    await extractWith('JS ERROR: noise
-something genuinely odd
-');
+    await extractWith('JS ERROR: noise\nsomething genuinely odd\n');
 
     expect(warn).toHaveBeenCalledWith(expect.stringContaining('booking.eml'), 'something genuinely odd');
     warn.mockRestore();
   });
 
   it('KIT-EXT-017: the debug dump is capped so one document cannot flood the log', async () => {
-    await extractWith(Array.from({ length: 500 }, (_, i) => `line ${i}`).join('
-'));
+    await extractWith(Array.from({ length: 500 }, (_, i) => `line ${i}`).join('\n'));
     expect(logDebug.mock.calls.length).toBe(200);
   });
 });