diff --git a/cyborg/api/config.py b/cyborg/api/config.py
index 4de3106c..e5a50ee8 100644
--- a/cyborg/api/config.py
+++ b/cyborg/api/config.py
@@ -17,7 +17,7 @@
 # See https://pecan.readthedocs.org/en/latest/configuration.html#server-configuration # noqa
 server = {
     'port': '6666',
-    'host': '0.0.0.0'
+    'host': '127.0.0.1'
 }
 
 # Pecan Application Configurations
diff --git a/cyborg/conf/api.py b/cyborg/conf/api.py
index 356b9615..59ef7d9f 100644
--- a/cyborg/conf/api.py
+++ b/cyborg/conf/api.py
@@ -20,7 +20,7 @@ from cyborg.common.i18n import _
 
 opts = [
     cfg.HostAddressOpt('host_ip',
-                       default='0.0.0.0',
+                       default='127.0.0.1',
                        help=_('The IP address on which cyborg-api listens.')),
     cfg.PortOpt('port',
                 default=6666,