diff --git a/Cargo.lock b/Cargo.lock
index 8e27c41..2ed3b6f 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -581,7 +581,7 @@ dependencies = [
  "pem-rfc7468",
  "postcard",
  "prometheus",
- "rand 0.8.5",
+ "rand 0.9.1",
  "rayon",
  "reqwest",
  "serde",
diff --git a/Cargo.toml b/Cargo.toml
index 335b271..357eca0 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -40,7 +40,7 @@ p256 = { version = "0.13", features = ["ecdsa", "pkcs8", "ecdsa-core"] }
 signature = "2.2"
 toml = "0.8"
 config = "0.15"
-rand = "0.8"
+rand = "0.9"
 tikv-jemallocator = { version = "0.6.0", features = ["background_threads"] }
 subtle = "2.5"
 futures = "0.3"