diff --git a/search.py b/search.py
index e1bddd4..a326a12 100644
--- a/search.py
+++ b/search.py
@@ -164,7 +164,7 @@ def search(
             search_text = search_object
             result_text = search_object
         if line_numbers:
-            result_text = '%4d | %s' % (index+1, result_text)
+            result_text = f'{index+1:>4} | {result_text}'
 
         if not all_terms_match(search_text, terms, term_matches):
             continue