diff --git a/Cargo.toml b/Cargo.toml
index 4046931..00aba88 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -26,7 +26,7 @@ unsigned-varint = { version = "0.8.0", default-features = false }
 multibase = { version = "0.9.1", optional = true, default-features = false }
 parity-scale-codec = { version = "3.0.0", default-features = false, features = ["derive"], optional = true }
 quickcheck = { version = "1.0", optional = true }
-rand = { version = "0.8.5", optional = true, features = ["small_rng"]}
+rand = { version = "0.9.0", optional = true, features = ["small_rng"]}
 serde = { version = "1.0.116", default-features = false, optional = true }
 serde_bytes = { version = "0.11.5", optional = true }
 arbitrary = { version = "1.1.0", optional = true }