diff --git a/Cargo.toml b/Cargo.toml
index c940a763..8eeb6fee 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -34,7 +34,7 @@ lazy_static = "1.4"
 proptest = "1.0"
 rand = "0.8"
 rand_chacha = "0.3"
-rand_core = "0.6"
+rand_core = "0.9"
 serde_json = "1.0"
 
 frost-core = { path = "frost-core", version = "2.1.0", default-features = false }
diff --git a/frost-core/Cargo.toml b/frost-core/Cargo.toml
index 0907e8b2..ba3a37d8 100644
--- a/frost-core/Cargo.toml
+++ b/frost-core/Cargo.toml
@@ -22,7 +22,7 @@ debugless-unwrap = "0.0.4"
 derive-getters = "0.5.0"
 hex.workspace = true
 postcard = { version = "1.0.0", features = ["alloc"], optional = true }
-rand_core = { version = "0.6", default-features = false }
+rand_core = { version = "0.9", default-features = false }
 serde = { version = "1.0.160", default-features = false, features = ["derive"], optional = true }
 serdect = { version = "0.2.0", optional = true }
 thiserror-nostd-notrait = { version = "1.0.29", default-features = false }