diff --git a/benchmark/benchmark.py b/benchmark/benchmark.py
index 9d1717a52..bcbf02137 100755
--- a/benchmark/benchmark.py
+++ b/benchmark/benchmark.py
@@ -787,7 +787,6 @@ def run_test_real(
 
 
 def run_unit_tests(testdir, history_fname):
-
     timeout = 60
 
     command = ["pytest"]
@@ -818,11 +817,7 @@ def run_unit_tests(testdir, history_fname):
 
 def cleanup_test_output(output, testdir):
     # remove timing info, to avoid randomizing the response to GPT
-    res = re.sub(
-        r"\bin \d+\.\d+s\b",
-        "",
-        output
-    )
+    res = re.sub(r"\bin \d+\.\d+s\b", "", output)
     res = res.replace(str(testdir), str(testdir.name))
     return res