diff --git a/buildroot b/buildroot
index 0397d9c8f..2ba3394ab 160000
--- a/buildroot
+++ b/buildroot
@@ -1 +1 @@
-Subproject commit 0397d9c8f0b228fa424fd3eb17131cae154e61cf
+Subproject commit 2ba3394abf87c940fe036b2e18e1afc2a2d37ad0
diff --git a/buildroot-external/kernel/hassos.config b/buildroot-external/kernel/hassos.config
index 3f90adfd3..5b9643d63 100644
--- a/buildroot-external/kernel/hassos.config
+++ b/buildroot-external/kernel/hassos.config
@@ -34,6 +34,7 @@ CONFIG_MSDOS_PARTITION=y
 
 CONFIG_IPV6=y
 CONFIG_IPV6_MROUTE=y
+CONFIG_IPV6_SIT=m
 
 CONFIG_NF_TABLES=m
 CONFIG_NF_TABLES_INET=y