diff --git a/src/clusterfuzz/_internal/common/testcase_utils.py b/src/clusterfuzz/_internal/common/testcase_utils.py
index 5cfe8a924d..4314dcd55f 100644
--- a/src/clusterfuzz/_internal/common/testcase_utils.py
+++ b/src/clusterfuzz/_internal/common/testcase_utils.py
@@ -50,7 +50,7 @@ def emit_testcase_triage_duration_metric(testcase_id: int, step: str):
   if not testcase.get_age_in_seconds():
     logs.warning(f'No timestamp associated to testcase {testcase_id},'
                  ' failed to emit TESTCASE_TRIAGE_DURATION metric.')
-    return    
+    return
 
   testcase_age_in_hours = testcase.get_age_in_seconds() / (60 * 60)