diff --git a/src/cmd_signjwtse.rs b/src/cmd_signjwtse.rs
index 1d9f27c..04683dd 100644
--- a/src/cmd_signjwtse.rs
+++ b/src/cmd_signjwtse.rs
@@ -10,8 +10,8 @@ use std::collections::BTreeMap;
 
 use crate::cmd_signjwt::{build_jwt_parts, merge_header_claims, merge_payload_claims};
 use crate::ecdsautil::parse_ecdsa_to_rs;
-use crate::{hmacutil, util};
 use crate::keyutil::{parse_key_uri, KeyUri};
+use crate::{hmacutil, util};
 
 const SEPARATOR: &str = ".";
 
@@ -24,7 +24,7 @@ impl Command for CommandImpl {
 
     fn subcommand<'a>(&self) -> App<'a, 'a> {
         SubCommand::with_name(self.name()).about("Sign JWT subcommand")
-            .arg(Arg::with_name("private-key").short("k").long("private-key").takes_value(true).help("Private key representation"))
+            .arg(Arg::with_name("key").long("key").required(true).takes_value(true).help("Key uri"))
             .arg(Arg::with_name("key-id").short("K").long("key-id").takes_value(true).help("Header key ID"))
             .arg(Arg::with_name("claims").short("C").long("claims").takes_value(true).multiple(true).help("Claims, key:value"))
             .arg(Arg::with_name("payload").short("P").long("payload").takes_value(true).help("Claims in JSON"))
@@ -42,7 +42,7 @@ impl Command for CommandImpl {
         let mut json = BTreeMap::<&'_ str, String>::new();
 
         let private_key = opt_value_result!(
-            sub_arg_matches.value_of("private-key"),
+            sub_arg_matches.value_of("key"),
             "Private key PKCS#8 DER base64 encoded or PEM"
         );
         let private_key = hmacutil::try_hmac_decrypt_to_string(private_key)?;