diff --git a/tests/test_readme.rs b/tests/test_readme.rs
index 771fd88..4f9d814 100644
--- a/tests/test_readme.rs
+++ b/tests/test_readme.rs
@@ -71,7 +71,8 @@ mod tests {
     #[test]
     fn example_3() {
         let date_str = "2022-01-01T12:00:00+01:00";
-        let mut result: Result<DateTime, dtt::error::DateTimeError> = DateTime::from_str(date_str);
+        let mut result: Result<DateTime, dtt::error::DateTimeError> =
+            DateTime::from_str(date_str);
 
         // Assert the parsed components of the `DateTime` object
         assert_eq!(result.as_mut().unwrap().year(), 2022);