diff --git a/src/rename_rules.rs b/src/rename_rules.rs
index 620d3fc2..e1ef4a1b 100644
--- a/src/rename_rules.rs
+++ b/src/rename_rules.rs
@@ -1,6 +1,9 @@
 // Some concepts are from Serde.
 
-use heck::{ToPascalCase, ToLowerCamelCase, ToSnakeCase, ToShoutySnakeCase, ToKebabCase, ToShoutyKebabCase};
+use heck::{
+    ToKebabCase, ToLowerCamelCase, ToPascalCase, ToShoutyKebabCase,
+    ToShoutySnakeCase, ToSnakeCase,
+};
 
 /// Apply a renaming rule to an enum variant,
 /// returning the version expected in the source.
@@ -111,4 +114,4 @@ mod tests {
         test_eq!("Hello-World", "HELLO-WORLD");
         test_eq!("helloWorld", "HELLO-WORLD");
     }
-}
\ No newline at end of file
+}