diff --git a/tmtc-c2a/Cargo.toml b/tmtc-c2a/Cargo.toml
index 3626ca8c..79ee93fb 100644
--- a/tmtc-c2a/Cargo.toml
+++ b/tmtc-c2a/Cargo.toml
@@ -37,7 +37,7 @@ structpack.workspace = true
 gaia-ccsds-c2a.workspace = true
 gaia-tmtc.workspace = true
 kble-socket = { version = "0.2.0", features = ["tungstenite"] }
-tokio-tungstenite = "0.18"
+tokio-tungstenite = "0.21"
 itertools = "0.11.0"
 notalawyer = "0.1.0"
 notalawyer-clap = "0.1.0"