diff --git a/src/binary/completer.rs b/src/binary/completer.rs
index 38cd4f4b43bb4dcf673dc46d52bf82b83aedf639..d98baf6b409a87fc9ac72d57d03ec38961d7fe07 100644
--- a/src/binary/completer.rs
+++ b/src/binary/completer.rs
@@ -198,7 +198,9 @@ impl<'a, 'b> Completer for IonFileCompleter<'a, 'b> {
         let completions = filename_completion(&expanded, &self.path);
         if expanded == start {
             return if self.for_command {
-                completions.map(|s| s.rsplit('/').next().map(|s| s.to_string()).unwrap_or(s)).collect()
+                completions
+                    .map(|s| s.rsplit('/').next().map(|s| s.to_string()).unwrap_or(s))
+                    .collect()
             } else {
                 completions.collect()
             };