diff --git a/Cargo.toml b/Cargo.toml
index 592019f..b98da2c 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -68,7 +68,7 @@ rustls = { version = "0.23.31", optional = true }
 ajj = { version = "0.7.0", features = ["axum", "ws", "ipc"] }
 axum = "0.8.1"
 eyre = "0.6.12"
-serial_test = "3.2.0"
+serial_test = "4.0.1"
 signal-hook = "0.4.1"
 tokio = { version = "1.43.0", features = ["macros"] }