diff --git a/Cargo.lock b/Cargo.lock
index b2893d1..13dcd36 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -202,6 +202,7 @@ version = "0.4.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "35bd024e8b2ff75562e5f34e7f4905839deb4b22955ef5e73d2fea1b9813cb23"
 dependencies = [
+ "num-bigint 0.4.6",
  "num-complex",
  "num-integer",
  "num-iter",
@@ -229,7 +230,6 @@ checksum = "a5e44f723f1133c9deac646763579fdb3ac745e418f2a7af9cd0c431da1f20b9"
 dependencies = [
  "num-integer",
  "num-traits",
- "rand 0.8.5",
 ]
 
 [[package]]
@@ -280,6 +280,7 @@ version = "0.4.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "f83d14da390562dca69fc84082e73e548e1ad308d24accdedd2720017cb37824"
 dependencies = [
+ "num-bigint 0.4.6",
  "num-integer",
  "num-traits",
 ]
@@ -413,7 +414,7 @@ version = "0.1.0"
 dependencies = [
  "colog",
  "log",
- "num-bigint 0.4.6",
+ "num",
  "num-primes",
  "num-traits",
  "rand 0.8.5",
diff --git a/Cargo.toml b/Cargo.toml
index 37de6a9..9eeafa2 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -6,7 +6,7 @@ edition = "2021"
 [dependencies]
 colog = "1.3.0"
 log = "0.4.22"
-num-bigint = { version = "0.4.6", features = ["rand"] }
+num = "0.4"
 num-traits = "0.2.19"
 num-primes = "0.3"
 rand = "0.8"
\ No newline at end of file
diff --git a/src/main.rs b/src/main.rs
index 7408b0f..f95b370 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -1,6 +1,6 @@
 use colog;
 use log::{info, error};
-use num_bigint::BigUint;
+use num::BigUint;
 use num_primes::Generator;
 use num_traits::cast::ToPrimitive;
 use num_traits::One;
@@ -19,15 +19,15 @@ impl RSA {
         let q = Generator::new_prime(key_size);
 
         // Convert num-primes::BigUint to num-bigint::BigUint
-        let p_bigint = num_bigint::BigUint::parse_bytes(p.to_string().as_bytes(), 10).unwrap();
-        let q_bigint = num_bigint::BigUint::parse_bytes(q.to_string().as_bytes(), 10).unwrap();
+        let p_bigint = num::BigUint::parse_bytes(p.to_string().as_bytes(), 10).unwrap();
+        let q_bigint = num::BigUint::parse_bytes(q.to_string().as_bytes(), 10).unwrap();
 
         let n = &p_bigint * &q_bigint;
 
         let phi =
-            (&p_bigint - num_bigint::BigUint::one()) * (&q_bigint - num_bigint::BigUint::one());
+            (&p_bigint - num::BigUint::one()) * (&q_bigint - num::BigUint::one());
 
-        let e = num_bigint::BigUint::from(65537u32);
+        let e = num::BigUint::from(65537u32);
 
         // Calculate private key
         let d = BigUint::modinv(&e, &phi)