diff --git a/tests/integration/features/bootstrap/FeatureContext.php b/tests/integration/features/bootstrap/FeatureContext.php
index 800e993b830..b0ce34b4f75 100644
--- a/tests/integration/features/bootstrap/FeatureContext.php
+++ b/tests/integration/features/bootstrap/FeatureContext.php
@@ -3734,10 +3734,14 @@ private function assertReactionList(?TableNode $formData): void {
 			$expected[$reaction][] = $row;
 		}
 
-		$actual = array_map(static function ($reaction, $list) use ($expected): array {
+		$actual = array_map(function ($reaction, $list) use ($expected): array {
 			$list = array_map(function ($reaction) {
 				unset($reaction['timestamp']);
 				$reaction['actorId'] = ($reaction['actorType'] === 'guests') ? self::$sessionIdToUser[$reaction['actorId']] : (string) $reaction['actorId'];
+				if ($reaction['actorType'] === 'federated_users') {
+					$reaction['actorId'] = str_replace(rtrim($this->baseUrl, '/'), '{$BASE_URL}', $reaction['actorId']);
+					$reaction['actorId'] = str_replace(rtrim($this->baseRemoteUrl, '/'), '{$REMOTE_URL}', $reaction['actorId']);
+				}
 				return $reaction;
 			}, $list);
 			Assert::assertArrayHasKey($reaction, $expected, 'Not expected reaction: ' . $reaction);
diff --git a/tests/integration/features/federation/chat.feature b/tests/integration/features/federation/chat.feature
index c56f18ff243..6636b0ea863 100644
--- a/tests/integration/features/federation/chat.feature
+++ b/tests/integration/features/federation/chat.feature
@@ -179,3 +179,35 @@ Feature: federation/chat
       | spreed | chat        | room/Hi @all bye         | participant1-displayname mentioned everyone in conversation room       | Hi room bye |
       | spreed | chat        | room/Hi @"federated_user/participant2@{$REMOTE_URL}" bye | participant1-displayname mentioned you in conversation room | Hi @participant2-displayname bye |
       | spreed | chat        | room/Message 1-1         | participant1-displayname replied to your message in conversation room  | Message 1-1 |
+
+  Scenario: Reaction on federated chat messages
+    Given the following "spreed" app config is set
+      | federation_enabled | yes |
+    Given user "participant1" creates room "room" (v4)
+      | roomType | 2 |
+      | roomName | room |
+    And user "participant1" adds federated_user "participant2" to room "room" with 200 (v4)
+    And user "participant2" has the following invitations (v1)
+      | remoteServerUrl | remoteToken | state | inviterCloudId                     | inviterDisplayName       |
+      | LOCAL           | room        | 0     | participant1@http://localhost:8080 | participant1-displayname |
+    And user "participant2" accepts invite to room "room" of server "LOCAL" with 200 (v1)
+      | id   | name | type | remoteServer | remoteToken |
+      | room | room | 2    | LOCAL        | room        |
+    Then user "participant2" is participant of the following rooms (v4)
+      | id   | type |
+      | room | 2    |
+    # Join and leave to clear the invite notification
+    Given user "participant2" joins room "LOCAL::room" with 200 (v4)
+    Given user "participant2" leaves room "LOCAL::room" with 200 (v4)
+    And user "participant2" sends message "Message 1" to room "LOCAL::room" with 201
+    And user "participant1" react with "🚀" on message "Message 1" to room "room" with 201
+      | actorType       | actorId                  | actorDisplayName         | reaction |
+      | users           | participant1             | participant1-displayname | 🚀       |
+    And user "participant2" react with "🚀" on message "Message 1" to room "LOCAL::room" with 201
+      | actorType       | actorId                  | actorDisplayName         | reaction |
+      | federated_users | participant1@{$BASE_URL} | participant1-displayname | 🚀       |
+      | users           | participant2             | participant2-displayname | 🚀       |
+    And user "participant1" retrieve reactions "all" of message "Message 1" in room "room" with 200
+      | actorType       | actorId                    | actorDisplayName         | reaction |
+      | users           | participant1               | participant1-displayname | 🚀       |
+      | federated_users | participant2@{$REMOTE_URL} | participant2-displayname | 🚀       |