diff --git a/cpanfile b/cpanfile
index 673b738d6db1127b1a15dbf95c05b4b371d7e846..c2301188e23537d526159721b42b291dc982deb8 100644
--- a/cpanfile
+++ b/cpanfile
@@ -6,6 +6,8 @@ requires 'DateTime::Format::Strptime';
 requires 'Email::Sender::Simple';
 requires 'GIS::Distance';
 requires 'GIS::Distance::Fast';
+requires 'IO::Socket::Socks', '>= 0.64';
+requires 'IO::Socket::SSL', '>= 2.009';
 requires 'List::UtilsBy';
 requires 'Math::Polygon';
 requires 'MIME::Entity';