diff --git a/src/conf.rs b/src/conf.rs
index 689926b..ecbb1c3 100644
--- a/src/conf.rs
+++ b/src/conf.rs
@@ -1,5 +1,5 @@
-use std::env;
 use jsonwebtoken::{DecodingKey, EncodingKey};
+use std::env;
 
 /// Central repository for the backend's config.
 pub struct Config {
@@ -13,7 +13,11 @@ pub struct Config {
 
 impl Config {
     pub fn from_env() -> Config {
-        let jwt_secret = parse_sha256(env::var("JWT_SECRET").expect("JWT_SECRET must be a 32-byte base-16 string").as_str());
+        let jwt_secret = parse_sha256(
+            env::var("JWT_SECRET")
+                .expect("JWT_SECRET must be a 32-byte base-16 string")
+                .as_str(),
+        );
         Config {
             bind_addr: env::var("BIND_ADDR").unwrap_or("localhost".into()),
             bind_port: env::var("BIND_PORT")