diff --git a/sanityv3/schemas/documents/header/sharedHeaderFields.ts b/sanityv3/schemas/documents/header/sharedHeaderFields.ts
index c5050992d..6ddd08f05 100644
--- a/sanityv3/schemas/documents/header/sharedHeaderFields.ts
+++ b/sanityv3/schemas/documents/header/sharedHeaderFields.ts
@@ -49,7 +49,7 @@ const heroBigTitleDefault = {
   hidden: ({ parent }: DocumentType) => !parent.isBigTitle || parent.heroType !== HeroTypes.DEFAULT,
   validation: (Rule: Rule) =>
     Rule.custom((value: PortableTextBlock[], ctx: ValidationContext) =>
-      blocksToText(value)?.length === 0 &&
+      (!value || blocksToText(value)?.length === 0) &&
       (ctx.parent as Hero)?.isBigTitle &&
       (ctx.parent as Hero)?.heroType === HeroTypes.DEFAULT
         ? 'Title is required'
@@ -147,7 +147,7 @@ const heroTitle = {
   validation: (Rule: Rule) =>
     Rule.custom((value: string, context: ValidationContext) => {
       const { parent } = context as unknown as DocumentType
-      if (parent?.heroType === HeroTypes.FIFTY_FIFTY && !value) return 'Field is required'
+      if (parent?.heroType === HeroTypes.FIFTY_FIFTY && !value && !parent.isBigTitle) return 'Field is required'
       return true
     }),
 }