diff --git a/splashsurf/src/reconstruction.rs b/splashsurf/src/reconstruction.rs
index 5ba7bbd..9de8811 100644
--- a/splashsurf/src/reconstruction.rs
+++ b/splashsurf/src/reconstruction.rs
@@ -676,7 +676,8 @@ mod arguments {
                     format!(
                         "{}.vtk",
                         input_stem.replace("{}", &format!("{}_{{}}", output_suffix))
-                    ).into()
+                    )
+                    .into()
                 };
             } else {
                 is_sequence = false;