diff --git a/Cargo.lock b/Cargo.lock
old mode 100755
new mode 100644
index 36e3ede0..e387d1c2
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -557,7 +557,7 @@ dependencies = [
  "proptest",
  "rand 0.8.5",
  "rand_chacha 0.3.1",
- "rand_core 0.6.4",
+ "rand_core 0.9.3",
  "secrecy",
  "serde",
  "serde_json",
@@ -599,7 +599,7 @@ dependencies = [
  "pqc-dilithium-seeded",
  "proptest",
  "rand 0.8.5",
- "rand_core 0.6.4",
+ "rand_core 0.9.3",
  "ripemd",
  "serde",
  "serde-big-array",
@@ -2501,7 +2501,7 @@ dependencies = [
  "getrandom 0.2.16",
  "pqc_core",
  "rand 0.8.5",
- "rand_core 0.6.4",
+ "rand_core 0.9.3",
  "sha3 0.10.8",
  "wasm-bindgen",
  "zeroize",
diff --git a/crates/bq-sdk/Cargo.toml b/crates/bq-sdk/Cargo.toml
old mode 100755
new mode 100644
index 7ced1e11..52f59350
--- a/crates/bq-sdk/Cargo.toml
+++ b/crates/bq-sdk/Cargo.toml
@@ -25,7 +25,7 @@ ripemd = "0.1"
 hmac = "0.12"
 argon2 = "0.5"
 rand = "0.8"
-rand_core = "0.6"
+rand_core = "0.9"
 getrandom = "0.2"
 bech32 = "0.11"
 libc = "0.2"
diff --git a/crates/crypto/Cargo.toml b/crates/crypto/Cargo.toml
old mode 100755
new mode 100644
index 58b0ef8b..44faf649
--- a/crates/crypto/Cargo.toml
+++ b/crates/crypto/Cargo.toml
@@ -16,7 +16,7 @@ memory-security = ["memory-locking"]
 bitquan-types = { path = "../types", version = "0.1.0" }
 rand = "0.8"
 rand_chacha = "0.3"
-rand_core = "0.6"
+rand_core = "0.9"
 getrandom = "0.2"
 hkdf = "0.12"
 sha2 = "0.10"
diff --git a/crates/pqc-dilithium-seeded/Cargo.toml b/crates/pqc-dilithium-seeded/Cargo.toml
old mode 100755
new mode 100644
index a6dc8597..d6351166
--- a/crates/pqc-dilithium-seeded/Cargo.toml
+++ b/crates/pqc-dilithium-seeded/Cargo.toml
@@ -47,7 +47,7 @@ version = "0.10"
 features = ["std"]
 
 [dependencies.rand_core]
-version = "0.6.4"
+version = "0.9.3"
 default-features = false
 
 [dependencies.zeroize]