diff --git a/Lib/test/regrtest.py b/Lib/test/regrtest.py
index a8ff65295ba..e0ad0d3d3f2 100755
--- a/Lib/test/regrtest.py
+++ b/Lib/test/regrtest.py
@@ -1012,7 +1012,7 @@ def runtest(test, verbose, quiet,
         return result
     finally:
         if use_timeout:
-            faulthandler.cancel_dump_tracebacks_later()
+            faulthandler.cancel_dump_traceback_later()
         cleanup_test_droppings(test, verbose)
 runtest.stringio = None