diff --git a/src/actions/signup.ts b/src/actions/signup.ts
index a797422..8025c35 100644
--- a/src/actions/signup.ts
+++ b/src/actions/signup.ts
@@ -9,10 +9,10 @@ export const signup = {
     input: z.object({
       firstname: z.string().trim().min(2),
       lastname: z.string().trim().min(2),
-      // this will be inaccurate as it is evaluated only once
       birthday: z
         .string()
         .date()
+        // this will be inaccurate as it is evaluated only once
         .max(Date.now() - 1000 * 60 * 60 * 24 * 365 * 6),
       phone: z.string().trim().nullable(),
       username: z.string().trim(),