diff --git a/src/parser.cpp b/src/parser.cpp
index aca2c40..df1f04f 100644
--- a/src/parser.cpp
+++ b/src/parser.cpp
@@ -93,7 +93,7 @@ class len_tag; //see https://github.com/boostorg/spirit/issues/680
 
 const x3::rule<class TorrentID, std::vector<TorrentValue>> torrent = "torrent";
 const x3::rule<class TorrentValueID, TorrentValue> torrent_value = "torrent_value";
-const x3::rule<class TorrentIntID, int> torrent_int = "torrent_int";
+const x3::rule<class TorrentIntID, TorrentIntType> torrent_int = "torrent_int";
 const x3::rule<class TorrentStringID, TorrentStringType, true> torrent_string = "torrent_string";
 const x3::rule<class TorrentListID, std::vector<TorrentValue>> torrent_list = "torrent_list";
 const x3::rule<class TorrentDictID, std::map<TorrentStringType, TorrentValue>> torrent_dict = "torrent_dict";
diff --git a/src/parser.hpp b/src/parser.hpp
index c3eb10b..0c3f341 100644
--- a/src/parser.hpp
+++ b/src/parser.hpp
@@ -9,7 +9,7 @@
 
 namespace duck {
 typedef std::string_view TorrentStringType;
-typedef long long int TorrentIntType;
+typedef signed long long int TorrentIntType;
 
 struct TorrentValue : public boost::spirit::x3::variant<
 	TorrentIntType,