diff --git a/tests/Cargo.toml b/tests/Cargo.toml
index 96b1971..f339d6b 100644
--- a/tests/Cargo.toml
+++ b/tests/Cargo.toml
@@ -13,7 +13,7 @@ water = { path = "../crates/water" }
 
 tracing = "0.1"
 tracing-subscriber = "0.3.17"
-rand = "0.8"
+rand = "0.9"
 pprof = { version = "0.13.0", features = ["flamegraph", "protobuf-codec", "prost-codec"] }
 anyhow = "1.0.7"
 shadowsocks-service = {version = "1.17.0", features = ["server"]}