diff --git a/web-transport-ws/Cargo.toml b/web-transport-ws/Cargo.toml
index 8c3d712..ed2ea86 100644
--- a/web-transport-ws/Cargo.toml
+++ b/web-transport-ws/Cargo.toml
@@ -11,6 +11,11 @@ edition = "2021"
 keywords = ["quic", "http3", "webtransport", "websocket", "polyfill"]
 categories = ["network-programming", "web-programming"]
 
+[features]
+default = []
+rustls-tls-native-roots = ["tokio-tungstenite/rustls-tls-native-roots"]
+rustls-tls-webpki-roots = ["tokio-tungstenite/rustls-tls-webpki-roots"]
+
 [dependencies]
 bytes = "1"
 futures = "0.3"