diff --git a/packages/backend/src/core/activitypub/models/ApPersonService.ts b/packages/backend/src/core/activitypub/models/ApPersonService.ts
index bf38d5fd6..aec34aeb5 100644
--- a/packages/backend/src/core/activitypub/models/ApPersonService.ts
+++ b/packages/backend/src/core/activitypub/models/ApPersonService.ts
@@ -225,20 +225,37 @@ export class ApPersonService implements OnModuleInit {
 		return null;
 	}
 
-	private async resolveAvatarAndBanner(user: MiRemoteUser, icon: any, image: any): Promise<Pick<MiRemoteUser, 'avatarId' | 'bannerId' | 'avatarUrl' | 'bannerUrl' | 'avatarBlurhash' | 'bannerBlurhash'>> {
+	private async resolveAvatarAndBanner(user: MiRemoteUser, icon: any, image: any): Promise<Partial<Pick<MiRemoteUser, 'avatarId' | 'bannerId' | 'avatarUrl' | 'bannerUrl' | 'avatarBlurhash' | 'bannerBlurhash'>>> {
+		if (user == null) throw new Error('failed to create user: user is null');
+
 		const [avatar, banner] = await Promise.all([icon, image].map(img => {
-			if (img == null) return null;
-			if (user == null) throw new Error('failed to create user: user is null');
+			// if we have an explicitly missing image, return an
+			// explicitly-null set of values
+			if ((img == null) || (typeof img === 'object' && img.url == null)) {
+				return { id: null, url: null, blurhash: null };
+			}
+
 			return this.apImageService.resolveImage(user, img).catch(() => null);
 		}));
 
+		/*
+			we don't want to return nulls on errors! if the database fields
+			are already null, nothing changes; if the database has old
+			values, we should keep those. The exception is if the remote has
+			actually removed the images: in that case, the block above
+			returns the special {id:null}&c value, and we return those
+		*/
 		return {
-			avatarId: avatar?.id ?? null,
-			bannerId: banner?.id ?? null,
-			avatarUrl: avatar ? this.driveFileEntityService.getPublicUrl(avatar, 'avatar') : null,
-			bannerUrl: banner ? this.driveFileEntityService.getPublicUrl(banner) : null,
-			avatarBlurhash: avatar?.blurhash ?? null,
-			bannerBlurhash: banner?.blurhash ?? null,
+			...( avatar ? {
+				avatarId: avatar.id,
+				avatarUrl: avatar.url ? this.driveFileEntityService.getPublicUrl(avatar, 'avatar') : null,
+				avatarBlurhash: avatar.blurhash,
+			} : {}),
+			...( banner ? {
+				bannerId: banner.id,
+				bannerUrl: banner.url ? this.driveFileEntityService.getPublicUrl(banner) : null,
+				bannerBlurhash: banner.blurhash,
+			} : {}),
 		};
 	}
 
diff --git a/packages/misskey-js/src/autogen/apiClientJSDoc.ts b/packages/misskey-js/src/autogen/apiClientJSDoc.ts
index 121e349b8..7c727d287 100644
--- a/packages/misskey-js/src/autogen/apiClientJSDoc.ts
+++ b/packages/misskey-js/src/autogen/apiClientJSDoc.ts
@@ -1,6 +1,6 @@
 /*
  * version: 2024.2.0-beta.8
- * generatedAt: 2024-02-02T14:18:15.716Z
+ * generatedAt: 2024-02-04T11:51:13.598Z
  */
 
 import type { SwitchCaseResponseType } from '../api.js';
diff --git a/packages/misskey-js/src/autogen/endpoint.ts b/packages/misskey-js/src/autogen/endpoint.ts
index f7b6f52fd..cf9f96b52 100644
--- a/packages/misskey-js/src/autogen/endpoint.ts
+++ b/packages/misskey-js/src/autogen/endpoint.ts
@@ -1,6 +1,6 @@
 /*
  * version: 2024.2.0-beta.8
- * generatedAt: 2024-02-02T14:18:15.712Z
+ * generatedAt: 2024-02-04T11:51:13.595Z
  */
 
 import type {
diff --git a/packages/misskey-js/src/autogen/entities.ts b/packages/misskey-js/src/autogen/entities.ts
index b971d8bda..2930f2cb7 100644
--- a/packages/misskey-js/src/autogen/entities.ts
+++ b/packages/misskey-js/src/autogen/entities.ts
@@ -1,6 +1,6 @@
 /*
  * version: 2024.2.0-beta.8
- * generatedAt: 2024-02-02T14:18:15.709Z
+ * generatedAt: 2024-02-04T11:51:13.593Z
  */
 
 import { operations } from './types.js';
diff --git a/packages/misskey-js/src/autogen/models.ts b/packages/misskey-js/src/autogen/models.ts
index 719f7923d..f01beaa70 100644
--- a/packages/misskey-js/src/autogen/models.ts
+++ b/packages/misskey-js/src/autogen/models.ts
@@ -1,6 +1,6 @@
 /*
  * version: 2024.2.0-beta.8
- * generatedAt: 2024-02-02T14:18:15.708Z
+ * generatedAt: 2024-02-04T11:51:13.592Z
  */
 
 import { components } from './types.js';
diff --git a/packages/misskey-js/src/autogen/types.ts b/packages/misskey-js/src/autogen/types.ts
index 0a78be1df..77a493fe2 100644
--- a/packages/misskey-js/src/autogen/types.ts
+++ b/packages/misskey-js/src/autogen/types.ts
@@ -3,7 +3,7 @@
 
 /*
  * version: 2024.2.0-beta.8
- * generatedAt: 2024-02-02T14:18:15.529Z
+ * generatedAt: 2024-02-04T11:51:13.473Z
  */
 
 /**