diff --git a/pyanaconda/__init__.py b/pyanaconda/__init__.py
index db835c4..4763def 100644
--- a/pyanaconda/__init__.py
+++ b/pyanaconda/__init__.py
@@ -288,6 +288,7 @@ class Anaconda(object):
if not self.ksdata:
self.instClass.setNetworkOnbootDefault(self.network)
self.network.write()
+ network.disableIPV6()
network.copyConfigToPath(ROOT_PATH)
network.disableNMForStorageDevices(self.storage)
network.autostartFCoEDevices(self.storage)
See previous comment about anaconda.write.
- Chris