diff --git a/Cargo.toml b/Cargo.toml
index 55ea399..7307bea 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -1,7 +1,7 @@
 [package]
 name = "jmap-client"
 description = "JMAP client library for Rust"
-version = "0.3.0"
+version = "0.3.1"
 edition = "2021"
 authors = [ "Stalwart Labs Ltd. <hello@stalw.art>"]
 license = "Apache-2.0 OR MIT"
@@ -14,7 +14,7 @@ resolver = "2"
 
 [dependencies]
 reqwest = { version = "0.11", default-features = false, features = ["rustls-tls-webpki-roots"]}
-tokio-tungstenite = { version = "0.20", features = ["rustls-tls-webpki-roots"], optional = true}
+tokio-tungstenite = { version = "0.21", features = ["rustls-tls-webpki-roots"], optional = true}
 tokio = { version = "1.16", default-features = false, features = ["io-util"], optional = true }
 futures-util = { version = "0.3", optional = true}
 async-stream = { version = "0.3", optional = true}