diff --git a/acmed/src/acme_proto.rs b/acmed/src/acme_proto.rs
index 44084a2..5ff2ac3 100644
--- a/acmed/src/acme_proto.rs
+++ b/acmed/src/acme_proto.rs
@@ -124,7 +124,8 @@ pub fn request_certificate(cert: &Certificate, root_certs: &[String]) -> Result<
                 // 8. Tell the server the challenge has been completed
                 let chall_url = challenge.get_url();
                 let data_builder = set_data_builder!(account, b"{}", chall_url);
-                let new_nonce = http::post_challenge_response(root_certs, &chall_url, &data_builder, &nonce)?;
+                let new_nonce =
+                    http::post_challenge_response(root_certs, &chall_url, &data_builder, &nonce)?;
                 nonce = new_nonce;
             }
         }
@@ -147,7 +148,8 @@ pub fn request_certificate(cert: &Certificate, root_certs: &[String]) -> Result<
     let (priv_key, pub_key) = certificate::get_key_pair(cert)?;
     let csr = certificate::generate_csr(cert, &priv_key, &pub_key)?;
     let data_builder = set_data_builder!(account, csr.as_bytes(), order.finalize);
-    let (_, nonce): (Order, String) = http::get_obj(root_certs, &order.finalize, &data_builder, &nonce)?;
+    let (_, nonce): (Order, String) =
+        http::get_obj(root_certs, &order.finalize, &data_builder, &nonce)?;
 
     // 12. Pool the order in order to see whether or not it is valid
     let data_builder = set_empty_data_builder!(account, order_url);
diff --git a/acmed/src/acme_proto/http.rs b/acmed/src/acme_proto/http.rs
index aa67fba..a03bb40 100644
--- a/acmed/src/acme_proto/http.rs
+++ b/acmed/src/acme_proto/http.rs
@@ -4,9 +4,9 @@ use http_req::request::{Method, Request};
 use http_req::response::Response;
 use http_req::uri::Uri;
 use log::{debug, trace, warn};
+use std::path::Path;
 use std::str::FromStr;
 use std::{thread, time};
-use std::path::Path;
 
 const CONTENT_TYPE_JOSE: &str = "application/jose+json";
 const CONTENT_TYPE_JSON: &str = "application/json";
@@ -97,7 +97,12 @@ fn nonce_from_response(res: &Response) -> Result<String, Error> {
     }
 }
 
-fn post_jose_type(root_certs: &[String], url: &str, data: &[u8], accept_type: &str) -> Result<(Response, String), Error> {
+fn post_jose_type(
+    root_certs: &[String],
+    url: &str,
+    data: &[u8],
+    accept_type: &str,
+) -> Result<(Response, String), Error> {
     let uri = url.parse::<Uri>()?;
     let mut request = new_request(root_certs, &uri, Method::POST);
     request.header("Content-Type", CONTENT_TYPE_JOSE);
@@ -155,7 +160,12 @@ where
     Err("Too much errors, will not retry".into())
 }
 
-fn fetch_obj<T, G>(root_certs: &[String], url: &str, data_builder: &G, nonce: &str) -> Result<(T, String, String), Error>
+fn fetch_obj<T, G>(
+    root_certs: &[String],
+    url: &str,
+    data_builder: &G,
+    nonce: &str,
+) -> Result<(T, String, String), Error>
 where
     T: std::str::FromStr<Err = Error>,
     G: Fn(&str) -> Result<String, Error>,
@@ -181,7 +191,12 @@ where
     }
 }
 
-pub fn get_obj<T, G>(root_certs: &[String], url: &str, data_builder: &G, nonce: &str) -> Result<(T, String), Error>
+pub fn get_obj<T, G>(
+    root_certs: &[String],
+    url: &str,
+    data_builder: &G,
+    nonce: &str,
+) -> Result<(T, String), Error>
 where
     T: std::str::FromStr<Err = Error>,
     G: Fn(&str) -> Result<String, Error>,
@@ -215,11 +230,17 @@ where
     Err(msg.into())
 }
 
-pub fn post_challenge_response<G>(root_certs: &[String], url: &str, data_builder: &G, nonce: &str) -> Result<String, Error>
+pub fn post_challenge_response<G>(
+    root_certs: &[String],
+    url: &str,
+    data_builder: &G,
+    nonce: &str,
+) -> Result<String, Error>
 where
     G: Fn(&str) -> Result<String, Error>,
 {
-    let (_, _, nonce): (DummyString, String, String) = fetch_obj(root_certs, url, data_builder, nonce)?;
+    let (_, _, nonce): (DummyString, String, String) =
+        fetch_obj(root_certs, url, data_builder, nonce)?;
     Ok(nonce)
 }
 
@@ -232,7 +253,8 @@ pub fn get_certificate<G>(
 where
     G: Fn(&str) -> Result<String, Error>,
 {
-    let (res_body, _, nonce): (DummyString, String, String) = fetch_obj(root_certs, url, data_builder, nonce)?;
+    let (res_body, _, nonce): (DummyString, String, String) =
+        fetch_obj(root_certs, url, data_builder, nonce)?;
     Ok((res_body.content, nonce))
 }
 
diff --git a/acmed/src/main.rs b/acmed/src/main.rs
index e910f40..fbe9498 100644
--- a/acmed/src/main.rs
+++ b/acmed/src/main.rs
@@ -77,11 +77,11 @@ fn main() {
         )
         .arg(
             Arg::with_name("root-cert")
-            .long("root-cert")
-            .help("Add a root certificate to the trust store")
-            .takes_value(true)
-            .multiple(true)
-            .value_name("FILE")
+                .long("root-cert")
+                .help("Add a root certificate to the trust store")
+                .takes_value(true)
+                .multiple(true)
+                .value_name("FILE"),
         )
         .get_matches();