diff --git a/Cargo.lock b/Cargo.lock
index 40d0c60..9b76d00 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -480,7 +480,7 @@ dependencies = [
  "nasm-rs",
  "pqc_core",
  "rand",
- "rand_core",
+ "rand_core 0.9.1",
  "rlg 0.0.5",
  "sha2",
  "tokio",
@@ -710,7 +710,7 @@ checksum = "34af8d1a0e25924bc5b7c43c079c942339d8f0a8b57c39049bef581b46327404"
 dependencies = [
  "libc",
  "rand_chacha",
- "rand_core",
+ "rand_core 0.6.4",
 ]
 
 [[package]]
@@ -720,7 +720,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "e6c10a63a0fa32252be49d21e7709d4d4baf8d231c2dbce1eaa8141b9b127d88"
 dependencies = [
  "ppv-lite86",
- "rand_core",
+ "rand_core 0.6.4",
 ]
 
 [[package]]
@@ -732,6 +732,15 @@ dependencies = [
  "getrandom",
 ]
 
+[[package]]
+name = "rand_core"
+version = "0.9.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "a88e0da7a2c97baa202165137c158d0a2e824ac465d13d81046727b34cb247d3"
+dependencies = [
+ "zerocopy",
+]
+
 [[package]]
 name = "rayon"
 version = "1.10.0"
@@ -1433,6 +1442,26 @@ dependencies = [
  "memchr",
 ]
 
+[[package]]
+name = "zerocopy"
+version = "0.8.18"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "79386d31a42a4996e3336b0919ddb90f81112af416270cff95b5f5af22b839c2"
+dependencies = [
+ "zerocopy-derive",
+]
+
+[[package]]
+name = "zerocopy-derive"
+version = "0.8.18"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "76331675d372f91bf8d17e13afbd5fe639200b73d01f0fc748bb059f9cca2db7"
+dependencies = [
+ "proc-macro2",
+ "quote",
+ "syn",
+]
+
 [[package]]
 name = "zeroize"
 version = "1.7.0"
diff --git a/Cargo.toml b/Cargo.toml
index 8415ccf..ff3c77b 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -38,7 +38,7 @@ aes = { version = "0.8.4", optional = true }
 ctr = { version = "0.9.2", optional = true }
 pqc_core = { version = "0.3.0", features = ["zero"]}
 rand = { version = "0.8.5", default-features = false, features = ["getrandom"] }
-rand_core = { version = "0.6.4",  default-features = false }
+rand_core = { version = "0.9.1",  default-features = false }
 rlg = "0.0.5"
 sha2 = { version = "0.10.8", optional = true }
 tokio = { version = "1.43.0", optional = true }