diff --git a/darbrrb.py b/darbrrb.py
index 174fd40..46f4c6b 100644
--- a/darbrrb.py
+++ b/darbrrb.py
@@ -1242,7 +1242,7 @@ class TestWholeRestoreNineteenPlusSeven(TestWholeRestore):
     # dar expects its stdin and stdout to be a terminal so we will
     # make a log file for our messages rather than depend on
     # redirection
-    logfile = logging.FileHandler('darbrrb.log')
+    logfile = logging.FileHandler('darbrrb.log.{}'.format(os.getpid()))
     logfile.setFormatter(fmt)
     root_logger.addHandler(logfile)
     log = logging.getLogger('__main__'.format(os.getpid()))