diff --git a/Cargo.toml b/Cargo.toml
index 4ed5075..a95806e 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -4,14 +4,15 @@ name = "libnetkeeper"
 version = "0.2.1"
 
 [dependencies]
-aes_frast = "0.1.2"
-byteorder = "1.1.0"
-chrono = "0.4.0"
-linked-hash-map = "0.3.0"
-md4 = "0.4.1"
-md5 = "0.4.0"
-rand = "0.3.15"
-sha1 = "0.6.0"
+aes_frast = "0.1.5"
+byteorder = "1.4.3"
+chrono = "0.4.19"
+digest = "0.10.1"
+linked-hash-map = "0.5.4"
+md4 = "0.10.0"
+md5 = "0.7.0"
+rand = "0.8.4"
+sha1 = "0.10.0"
 
 [features]
 default = [
diff --git a/src/crypto/hash.rs b/src/crypto/hash.rs
index efb5463..9e7eb5d 100644
--- a/src/crypto/hash.rs
+++ b/src/crypto/hash.rs
@@ -31,11 +31,11 @@ impl MD4 {
 
 impl Hasher for MD4 {
     fn update(&mut self, bytes: &[u8]) {
-        self.0.input(bytes)
+        self.0.update(bytes);
     }
 
     fn finish(&mut self) -> Vec<u8> {
-        self.0.result().to_vec()
+        self.0.clone().finalize().to_vec()
     }
 }
 
@@ -51,7 +51,7 @@ impl Hasher for MD5 {
     }
 
     fn finish(&mut self) -> Vec<u8> {
-        self.0.compute().to_vec()
+        self.0.clone().compute().to_vec()
     }
 }
 
@@ -67,7 +67,7 @@ impl Hasher for SHA1 {
     }
 
     fn finish(&mut self) -> Vec<u8> {
-        self.0.digest().bytes().to_vec()
+        self.0.clone().finalize().to_vec()
     }
 }
 
diff --git a/src/drcom/wired/dialer.rs b/src/drcom/wired/dialer.rs
index 7548a32..361fcaa 100644
--- a/src/drcom/wired/dialer.rs
+++ b/src/drcom/wired/dialer.rs
@@ -176,7 +176,7 @@ impl ChallengeRequest {
     pub fn new(sequence: Option<u16>) -> Self {
         ChallengeRequest {
             sequence: sequence.unwrap_or_else(|| {
-                current_timestamp() as u16 + rand::thread_rng().gen_range(0xF, 0xFF)
+                current_timestamp() as u16 + rand::thread_rng().gen_range(0xF..0xFF)
             }),
         }
     }