diff --git a/packages/twenty-server/src/engine/core-modules/captcha/captcha.guard.ts b/packages/twenty-server/src/engine/core-modules/captcha/captcha.guard.ts
index b8ba9c739..6199515ab 100644
--- a/packages/twenty-server/src/engine/core-modules/captcha/captcha.guard.ts
+++ b/packages/twenty-server/src/engine/core-modules/captcha/captcha.guard.ts
@@ -29,7 +29,7 @@ export class CaptchaGuard implements CanActivate {
     } else {
       await this.metricsService.incrementCounter({
         key: MetricsKeys.InvalidCaptcha,
-        eventId: token,
+        eventId: token || '',
       });
 
       throw new BadRequestException(