diff --git a/packages/prisma/zod-utils.ts b/packages/prisma/zod-utils.ts
index 56025f6e0d..402a7beb3a 100644
--- a/packages/prisma/zod-utils.ts
+++ b/packages/prisma/zod-utils.ts
@@ -796,7 +796,7 @@ export type FieldType = z.infer<typeof fieldTypeEnum>;
 export const excludeOrRequireEmailSchema = z.string().superRefine((val, ctx) => {
   const allDomains = val.split(",").map((dom) => dom.trim());
 
-  const regex = /^(?:@?[a-z0-9-]+(?:\.[a-z]{2,})?)?(?:@[a-z0-9-]+\.[a-z]{2,})?$/;
+  const regex = /^(?:@?[a-z0-9-]+(?:\.[a-z]{2,})?)?(?:@[a-z0-9-]+\.[a-z]{2,})?$/i;
 
   /*
   Valid patterns - [ example, example.anything, anyone@example.anything ]