diff --git a/tests/fuzz/runner.py b/tests/fuzz/runner.py
index 6f229725d4e..e6eff430d1b 100644
--- a/tests/fuzz/runner.py
+++ b/tests/fuzz/runner.py
@@ -133,7 +133,7 @@ def run_fuzzer(fuzzer: str):
             text=True,
             check=True,
             shell=True,
-            errors='replace',
+            errors="replace",
         )
     except subprocess.CalledProcessError as e:
         # print("Command failed with error:", e)