diff --git a/src/interfaces/api/person.ts b/src/interfaces/api/person.ts
index 64c42d4..1e79cec 100644
--- a/src/interfaces/api/person.ts
+++ b/src/interfaces/api/person.ts
@@ -46,7 +46,7 @@ export interface SaveUserSettings {
   lang: string;
   avatar?: string;
   banner?: string;
-  preferred_username?: string; // The display name
+  display_name?: string;
   email?: string;
   bio?: string;
   matrix_user_id?: string;
diff --git a/src/interfaces/source.ts b/src/interfaces/source.ts
index fac4070..2bb3d9a 100644
--- a/src/interfaces/source.ts
+++ b/src/interfaces/source.ts
@@ -14,7 +14,7 @@ export interface LocalUserSettings {
 export interface PersonSafe {
   id: number;
   name: string;
-  preferred_username?: string;
+  display_name?: string;
   avatar?: string;
   banned: boolean;
   published: string;