1 files changed, 1 insertions, 1 deletions
diff --git a/arper.py b/arper.py
index 2ef2676..4f362f4 100644
--- a/arper.py
+++ b/arper.py
@@ -41,7 +41,7 @@ cfg.add_argument(
 cfg.add_argument(
     '--arper_cache_max_staleness',
     type=argparse_utils.valid_duration,
-    default=datetime.timedelta(seconds=60 * 15),
+    default=datetime.timedelta(seconds=60 * 30),
     metavar='DURATION',
     help='Max acceptable age of the kernel arp table cache',
 )