diff --git a/xmpp/Cargo.toml b/xmpp/Cargo.toml
index 3eaaecbc..c743e6f3 100644
--- a/xmpp/Cargo.toml
+++ b/xmpp/Cargo.toml
@@ -27,3 +27,4 @@ env_logger = "0.8"
 default = ["avatars"]
 avatars = []
 serde = ["tokio-xmpp/serde", "xmpp-parsers/serde"]
+tls-rust = ["tokio-xmpp/tls-rust"]