diff --git a/supervision/detection/utils/vlms.py b/supervision/detection/utils/vlms.py
index c284ac8d..8c4aca74 100644
--- a/supervision/detection/utils/vlms.py
+++ b/supervision/detection/utils/vlms.py
@@ -60,7 +60,7 @@ def edit_distance(string_1: str, string_2: str, case_sensitive: bool = True) ->
             curr_row[j] = min(
                 prev_row[j] + 1,
                 curr_row[j - 1] + 1,
-                prev_row[j - 1] + substitution_cost
+                prev_row[j - 1] + substitution_cost,
             )
         prev_row, curr_row = curr_row, prev_row