diff --git a/packages/backend/src/core/entities/MetaEntityService.ts b/packages/backend/src/core/entities/MetaEntityService.ts
index f4b1e302d0f8..44ec0d6a7bc1 100644
--- a/packages/backend/src/core/entities/MetaEntityService.ts
+++ b/packages/backend/src/core/entities/MetaEntityService.ts
@@ -129,7 +129,6 @@ export class MetaEntityService {
 			mediaProxy: this.config.mediaProxy,
 			enableUrlPreview: instance.urlPreviewEnabled,
 			noteSearchableScope: (this.config.meilisearch == null || this.config.meilisearch.scope !== 'local') ? 'global' : 'local',
-			maxFileSize: this.config.maxFileSize,
 		};
 
 		return packed;
diff --git a/packages/backend/src/models/json-schema/meta.ts b/packages/backend/src/models/json-schema/meta.ts
index 99feeaa7d757..3bcf9cac92d2 100644
--- a/packages/backend/src/models/json-schema/meta.ts
+++ b/packages/backend/src/models/json-schema/meta.ts
@@ -253,10 +253,6 @@ export const packedMetaLiteSchema = {
 			optional: false, nullable: false,
 			default: 'local',
 		},
-		maxFileSize: {
-			type: 'number',
-			optional: false, nullable: false,
-		},
 	},
 } as const;