diff --git a/src/broker_messages/mod.rs b/src/broker_messages/mod.rs
index 6fb1f9f..dd24051 100644
--- a/src/broker_messages/mod.rs
+++ b/src/broker_messages/mod.rs
@@ -17,8 +17,6 @@
 
 use crate::ws_sansad::WsSansad;
 use actix::prelude::*;
-use dev::MessageResponse;
-// use dev::ResponseChannel;
 
 pub mod pind;
 pub mod responses;
diff --git a/src/main.rs b/src/main.rs
index 5ef402c..af181c8 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -105,7 +105,7 @@ fn gen_rustls_server_config(key: String, cert: String) -> ServerConfig {
 
     let private_key = PrivateKey(private_key.to_owned());
 
-    let mut config = ServerConfig::builder()
+    let config = ServerConfig::builder()
         .with_safe_default_cipher_suites()
         .with_safe_default_kx_groups()
         .with_safe_default_protocol_versions()
diff --git a/src/ws_sansad/users.rs b/src/ws_sansad/users.rs
index 7d0f476..74c5b7f 100644
--- a/src/ws_sansad/users.rs
+++ b/src/ws_sansad/users.rs
@@ -17,7 +17,9 @@
 
 use super::*;
 use crate::config::CONFIG;
+use base64::Engine;
 use sha2::{Digest, Sha224};
+
 impl WsSansad {
     /// Request to join to kaksh
     pub async fn join_kaksh(&mut self, val: Value) {
@@ -56,7 +58,9 @@ impl WsSansad {
         }
         let mut hasher = Sha224::new();
         hasher.update(format!("{}{}", kunjika, CONFIG.salt).as_bytes());
-        let kunjika = base64::encode(hasher.finalize())[..8].to_owned();
+        let kunjika = base64::engine::general_purpose::STANDARD_NO_PAD.encode(hasher.finalize())
+            [..8]
+            .to_owned();
 
         // Name
         let name = match val.get("name") {
@@ -161,7 +165,9 @@ impl WsSansad {
         }
         let mut hasher = Sha224::new();
         hasher.update(format!("{}{}", kunjika, &CONFIG.salt).as_bytes());
-        let kunjika = base64::encode(hasher.finalize())[..8].to_owned();
+        let kunjika = base64::engine::general_purpose::STANDARD_NO_PAD.encode(hasher.finalize())
+            [..8]
+            .to_owned();
 
         // Name
         let name = match val.get("name") {