diff --git a/src/Module/Api/Mastodon/Statuses/Reblog.php b/src/Module/Api/Mastodon/Statuses/Reblog.php
index 10ca2b95b0..76bb721b2a 100644
--- a/src/Module/Api/Mastodon/Statuses/Reblog.php
+++ b/src/Module/Api/Mastodon/Statuses/Reblog.php
@@ -52,7 +52,7 @@ class Reblog extends BaseApi
 
 		if ($item['network'] == Protocol::DIASPORA) {
 			Diaspora::performReshare($this->parameters['id'], $uid);
-		} elseif (!in_array($item['network'], [Protocol::DFRN, Protocol::ACTIVITYPUB, Protocol::TWITTER])) {
+		} elseif (!in_array($item['network'], [Protocol::DFRN, Protocol::ACTIVITYPUB, Protocol::BLUESKY, Protocol::TUMBLR, Protocol::TWITTER])) {
 			$this->logAndJsonError(
 				422,
 				$this->errorFactory->UnprocessableEntity($this->t("Posts from %s can't be shared", ContactSelector::networkToName($item['network'])))
diff --git a/src/Module/Api/Mastodon/Statuses/Unreblog.php b/src/Module/Api/Mastodon/Statuses/Unreblog.php
index f857a935d2..33e0d0b16a 100644
--- a/src/Module/Api/Mastodon/Statuses/Unreblog.php
+++ b/src/Module/Api/Mastodon/Statuses/Unreblog.php
@@ -58,7 +58,7 @@ class Unreblog extends BaseApi
 			if (!Item::markForDeletionById($item['id'])) {
 				$this->logAndJsonError(404, $this->errorFactory->RecordNotFound());
 			}
-		} elseif (!in_array($item['network'], [Protocol::DFRN, Protocol::ACTIVITYPUB, Protocol::TWITTER])) {
+		} elseif (!in_array($item['network'], [Protocol::DFRN, Protocol::ACTIVITYPUB, Protocol::BLUESKY, Protocol::TUMBLR, Protocol::TWITTER])) {
 			$this->logAndJsonError(
 				422,
 				$this->errorFactory->UnprocessableEntity($this->t("Posts from %s can't be unshared", ContactSelector::networkToName($item['network'])))
diff --git a/src/Module/Api/Twitter/Statuses/Retweet.php b/src/Module/Api/Twitter/Statuses/Retweet.php
index 9614cc9fe2..6e98921592 100644
--- a/src/Module/Api/Twitter/Statuses/Retweet.php
+++ b/src/Module/Api/Twitter/Statuses/Retweet.php
@@ -54,7 +54,7 @@ class Retweet extends BaseApi
 		$item   = Post::selectFirst($fields, ['uri-id' => $id, 'uid' => [0, $uid], 'private' => [Item::PUBLIC, Item::UNLISTED]], ['order' => ['uid' => true]]);
 
 		if (DBA::isResult($item) && !empty($item['body'])) {
-			if (in_array($item['network'], [Protocol::ACTIVITYPUB, Protocol::DFRN, Protocol::TWITTER])) {
+			if (in_array($item['network'], [Protocol::ACTIVITYPUB, Protocol::DFRN, Protocol::BLUESKY, Protocol::TUMBLR, Protocol::TWITTER])) {
 				if (!Item::performActivity($id, 'announce', $uid)) {
 					throw new InternalServerErrorException();
 				}