diff --git a/frontend/src/routes/sponsor/register/stepPersonForm.tsx b/frontend/src/routes/sponsor/register/stepPersonForm.tsx
index 40fcfaf690fe7cc9217a8ef3fc71ec538f1102d7..49fc572c791f3003b33e38d172e66c2edd4150e3 100644
--- a/frontend/src/routes/sponsor/register/stepPersonForm.tsx
+++ b/frontend/src/routes/sponsor/register/stepPersonForm.tsx
@@ -69,7 +69,6 @@ const StepPersonForm = forwardRef(
       formState: { errors },
       setValue,
       getValues,
-      trigger,
     } = useForm<RegisterFormData>({
       mode: 'onTouched',
       defaultValues: formData,