diff --git a/clients/socks5/src/commands/init.rs b/clients/socks5/src/commands/init.rs
index 24f312fe7d..f6bc31624b 100644
--- a/clients/socks5/src/commands/init.rs
+++ b/clients/socks5/src/commands/init.rs
@@ -81,7 +81,7 @@ async fn _prepare_temporary_credential(validators: &[Url], raw_identity: &[u8])
         serial_number: params.random_scalar(),
         binding_number: params.random_scalar(),
         voucher_value: hash_to_scalar(BANDWIDTH_VALUE.to_be_bytes()),
-        voucher_info: hash_to_scalar(String::from("BandwidthVoucher").as_bytes()),
+            voucher_info: hash_to_scalar("BandwidthVoucher"),
     };
 
     let bandwidth_credential = credentials::bandwidth::obtain_signature(
diff --git a/common/credentials/src/bandwidth.rs b/common/credentials/src/bandwidth.rs
index bce2cda06e..cbb80439e2 100644
--- a/common/credentials/src/bandwidth.rs
+++ b/common/credentials/src/bandwidth.rs
@@ -38,10 +38,7 @@ pub struct BandwidthVoucherAttributes {
 
 impl BandwidthVoucherAttributes {
     pub fn get_public_attributes(&self) -> Vec<PublicAttribute> {
-        let mut pub_attributes = Vec::with_capacity(PUBLIC_ATTRIBUTES as usize);
-        pub_attributes.push(self.voucher_value);
-        pub_attributes.push(self.voucher_info);
-        pub_attributes
+        vec![self.voucher_value, self.voucher_info]
     }
 
     pub fn get_private_attributes(&self) -> Vec<PrivateAttribute> {