diff --git a/plugins/calendar/localization/en_US.inc b/plugins/calendar/localization/en_US.inc
index 5a969aca..4de119f7 100644
--- a/plugins/calendar/localization/en_US.inc
+++ b/plugins/calendar/localization/en_US.inc
@@ -208,6 +208,10 @@ $labels['itipmailbodycancel'] = "\$sender has rejected your participation in the
 $labels['itipmailbodydelegated'] = "\$sender has delegated the participation in the following event:\n\n*\$title*\n\nWhen: \$date";
 $labels['itipmailbodydelegatedto'] = "\$sender has delegated the participation in the following event to you:\n\n*\$title*\n\nWhen: \$date";
 
+$labels['itipmailbodyresourceaccepted'] = "\$sender has accepted the following resource booking:\n\n*\$title*\n\nWhen: \$date\n\nInvitees: \$attendees";
+$labels['itipmailbodyresourcetentative'] = "\$sender has tentatively accepted the following resource booking:\n\n*\$title*\n\nWhen: \$date\n\nInvitees: \$attendees";
+$labels['itipmailbodyresourcedeclined'] = "\$sender has declined the the following resource booking:\n\n*\$title*\n\nWhen: \$date\n\nInvitees: \$attendees";
+
 $labels['itipdeclineevent'] = 'Do you want to decline your invitation to this event?';
 $labels['declinedeleteconfirm'] = 'Do you also want to delete this declined event from your calendar?';
 $labels['itipcomment'] = 'Invitation/notification comment';
@@ -318,4 +322,9 @@ $labels['arialabelresourcesearchform'] = 'Resources search form';
 $labels['arialabelresourceselection'] = 'Available resources';
 $labels['arialabeleventform'] = 'Event editing form';
 
+// Nextcloud Talk integration
+$labels['createtalkroom'] = 'Create Talk room';
+$labels['talkroomcreating'] = 'Creating a Talk room for the event...';
+$labels['talkroomcreateerror'] = 'Failed to create a Talk room.';
+$labels['talkroomname'] = 'Room for an event';
 ?>