diff --git a/drs-core/Cargo.lock b/drs-core/Cargo.lock
index e60ea8a..bc24afd 100644
--- a/drs-core/Cargo.lock
+++ b/drs-core/Cargo.lock
@@ -171,7 +171,7 @@ dependencies = [
  "js-sys",
  "proptest",
  "rand 0.8.5",
- "rand_core 0.6.4",
+ "rand_core 0.9.5",
  "serde",
  "serde_json",
  "serde_json_canonicalizer",
diff --git a/drs-core/Cargo.toml b/drs-core/Cargo.toml
index c266620..3157665 100644
--- a/drs-core/Cargo.toml
+++ b/drs-core/Cargo.toml
@@ -24,7 +24,7 @@ bs58             = "0.5"
 subtle           = "2"
 thiserror        = "1"
 rand             = "0.8"
-rand_core        = "0.6"
+rand_core        = "0.9"
 wasm-bindgen             = { version = "0.2", optional = true }
 js-sys                   = { version = "0.3", optional = true }
 console_error_panic_hook = { version = "0.1", optional = true }