diff --git a/YACReaderLibrary/server/yacreader_server_data_helper.cpp b/YACReaderLibrary/server/yacreader_server_data_helper.cpp
index ab16a427..722df335 100644
--- a/YACReaderLibrary/server/yacreader_server_data_helper.cpp
+++ b/YACReaderLibrary/server/yacreader_server_data_helper.cpp
@@ -53,6 +53,7 @@ QJsonObject YACReaderServerDataHelper::comicToJSON(const qulonglong libraryId, c
     json["cover_size_ratio"] = comic.info.coverSizeRatio.toFloat();
     json["title"] = comic.info.title.toString();
     json["number"] = comic.info.number.toInt();
+    json["last_time_opened"] = comic.info.lastTimeOpened.toLongLong();
 
     return json;
 }
@@ -103,4 +104,4 @@ QJsonObject YACReaderServerDataHelper::labelToJSON(const qulonglong libraryId, c
     return json;
 }
 
-YACReaderServerDataHelper::YACReaderServerDataHelper() { }
+YACReaderServerDataHelper::YACReaderServerDataHelper() {}