diff --git a/src/lib.rs b/src/lib.rs
index 1899977..c63eee7 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -8,7 +8,7 @@ use std::iter::{FromIterator, IntoIterator, Iterator};
 use std::default::Default;
 use std::collections::HashMap;
 
-use serde::{Serialize, Serializer, Deserialize, Deserializer};
+use serde::{Deserialize, Deserializer, Serialize, Serializer};
 use serde::ser::SerializeSeq;
 use serde::de::{SeqAccess, Visitor};
 use serde_test::{assert_tokens, Token};
@@ -160,7 +160,7 @@ impl BitSet {
     }
 }
 
-impl fmt::Debug for BitSet{
+impl fmt::Debug for BitSet {
     fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
         f.debug_set().entries(self.iter()).finish()
     }