diff --git a/prisma/migrations/20250409225228_username_optional/migration.sql b/prisma/migrations/20250409225228_username_optional/migration.sql
new file mode 100644
index 0000000..0348650
--- /dev/null
+++ b/prisma/migrations/20250409225228_username_optional/migration.sql
@@ -0,0 +1,2 @@
+-- AlterTable
+ALTER TABLE `users` MODIFY `username` VARCHAR(255) NULL;
diff --git a/prisma/schema.prisma b/prisma/schema.prisma
index 6c14915..8db3389 100644
--- a/prisma/schema.prisma
+++ b/prisma/schema.prisma
@@ -402,7 +402,7 @@ model submissions {
 model users {
   id              String   @id @db.VarChar(255)
   name            String   @db.VarChar(20)
-  username        String   @unique @db.VarChar(255)
+  username        String?   @unique @db.VarChar(255)
   displayUsername String   @default("Default display name")
   email           String?  @unique @db.VarChar(255)
   emailVerified   Boolean