diff --git a/packages/backend/src/core/activitypub/ApRendererService.ts b/packages/backend/src/core/activitypub/ApRendererService.ts
index b772f3efd..43e4ddbf3 100644
--- a/packages/backend/src/core/activitypub/ApRendererService.ts
+++ b/packages/backend/src/core/activitypub/ApRendererService.ts
@@ -437,6 +437,7 @@ export class ApRendererService {
 			},
 			_misskey_quote: quote,
 			quoteUrl: quote,
+			quoteUri: quote,
 			published: note.createdAt.toISOString(),
 			to,
 			cc,
@@ -627,6 +628,8 @@ export class ApRendererService {
 					sensitive: 'as:sensitive',
 					Hashtag: 'as:Hashtag',
 					quoteUrl: 'as:quoteUrl',
+					fedibird: 'http://fedibird.com/ns#',
+					quoteUri: 'fedibird:quoteUri',
 					// Mastodon
 					toot: 'http://joinmastodon.org/ns#',
 					Emoji: 'toot:Emoji',
diff --git a/packages/backend/src/core/activitypub/models/ApNoteService.ts b/packages/backend/src/core/activitypub/models/ApNoteService.ts
index dc544a01d..261263842 100644
--- a/packages/backend/src/core/activitypub/models/ApNoteService.ts
+++ b/packages/backend/src/core/activitypub/models/ApNoteService.ts
@@ -205,12 +205,12 @@ export class ApNoteService {
 		// 引用
 		let quote: MiNote | undefined | null = null;
 
-		if (note._misskey_quote ?? note.quoteUrl) {
+		if (note._misskey_quote ?? note.quoteUrl ?? note.quoteUri) {
 			const tryResolveNote = async (uri: string): Promise<
 				| { status: 'ok'; res: MiNote }
 				| { status: 'permerror' | 'temperror' }
 			> => {
-				if (!/^https?:/.test(uri)) return { status: 'permerror' };
+				if (typeof uri !== 'string' || !/^https?:/.test(uri)) return { status: 'permerror' };
 				try {
 					const res = await this.resolveNote(uri);
 					if (res == null) return { status: 'permerror' };
@@ -222,7 +222,7 @@ export class ApNoteService {
 				}
 			};
 
-			const uris = unique([note._misskey_quote, note.quoteUrl].filter((x): x is string => typeof x === 'string'));
+			const uris = unique([note._misskey_quote, note.quoteUrl, note.quoteUri].filter((x): x is string => typeof x === 'string'));
 			const results = await Promise.all(uris.map(tryResolveNote));
 
 			quote = results.filter((x): x is { status: 'ok', res: MiNote } => x.status === 'ok').map(x => x.res).at(0);
diff --git a/packages/backend/src/core/activitypub/type.ts b/packages/backend/src/core/activitypub/type.ts
index 16ff86e89..e819c9900 100644
--- a/packages/backend/src/core/activitypub/type.ts
+++ b/packages/backend/src/core/activitypub/type.ts
@@ -118,6 +118,7 @@ export interface IPost extends IObject {
 	_misskey_quote?: string;
 	_misskey_content?: string;
 	quoteUrl?: string;
+	quoteUri?: string;
 }
 
 export interface IQuestion extends IObject {
@@ -129,6 +130,7 @@ export interface IQuestion extends IObject {
 	};
 	_misskey_quote?: string;
 	quoteUrl?: string;
+	quoteUri?: string;
 	oneOf?: IQuestionChoice[];
 	anyOf?: IQuestionChoice[];
 	endTime?: Date;
diff --git a/packages/frontend/src/components/MkNote.vue b/packages/frontend/src/components/MkNote.vue
index e08588e8e..599985439 100644
--- a/packages/frontend/src/components/MkNote.vue
+++ b/packages/frontend/src/components/MkNote.vue
@@ -217,9 +217,12 @@ const reactButton = shallowRef<HTMLElement>();
 const clipButton = shallowRef<HTMLElement>();
 const likeButton = shallowRef<HTMLElement>();
 let appearNote = $computed(() => isRenote ? note.renote as Misskey.entities.Note : note);
+const renoteUrl = appearNote.renote ? appearNote.renote.url : null;
+const renoteUri = appearNote.renote ? appearNote.renote.uri : null;
+
 const isMyRenote = $i && ($i.id === note.userId);
 const showContent = ref(false);
-const urls = appearNote.text ? extractUrlFromMfm(mfm.parse(appearNote.text)) : null;
+const urls = appearNote.text ? extractUrlFromMfm(mfm.parse(appearNote.text)).filter(u => u !== renoteUrl && u !== renoteUri) : null;
 const isLong = shouldCollapsed(appearNote);
 const collapsed = ref(appearNote.cw == null && isLong);
 const isDeleted = ref(false);
diff --git a/packages/frontend/src/components/MkNoteDetailed.vue b/packages/frontend/src/components/MkNoteDetailed.vue
index 8e1f69a0c..03a417c24 100644
--- a/packages/frontend/src/components/MkNoteDetailed.vue
+++ b/packages/frontend/src/components/MkNoteDetailed.vue
@@ -257,13 +257,16 @@ const reactButton = shallowRef<HTMLElement>();
 const clipButton = shallowRef<HTMLElement>();
 const likeButton = shallowRef<HTMLElement>();
 let appearNote = $computed(() => isRenote ? note.renote as Misskey.entities.Note : note);
+const renoteUrl = appearNote.renote ? appearNote.renote.url : null;
+const renoteUri = appearNote.renote ? appearNote.renote.uri : null;
+
 const isMyRenote = $i && ($i.id === note.userId);
 const showContent = ref(false);
 const isDeleted = ref(false);
 const muted = ref(checkWordMute(appearNote, $i, defaultStore.state.mutedWords));
 const translation = ref(null);
 const translating = ref(false);
-const urls = appearNote.text ? extractUrlFromMfm(mfm.parse(appearNote.text)) : null;
+const urls = appearNote.text ? extractUrlFromMfm(mfm.parse(appearNote.text)).filter(u => u !== renoteUrl && u !== renoteUri) : null;
 const showTicker = (defaultStore.state.instanceTicker === 'always') || (defaultStore.state.instanceTicker === 'remote' && appearNote.user.instance);
 const conversation = ref<Misskey.entities.Note[]>([]);
 const replies = ref<Misskey.entities.Note[]>([]);