diff --git a/public/netd.te b/public/netd.te
index 77974bf40fb0647f0fe9b189af0063c6cbefc12e..6cd4f94c100cc8493bc0dd819a188317de6121cb 100644
--- a/public/netd.te
+++ b/public/netd.te
@@ -55,6 +55,9 @@ allow netd net_data_file:file create_file_perms;
 allow netd net_data_file:dir rw_dir_perms;
 allow netd self:capability fowner;
 
+# Needed to lock the iptables lock.
+allow netd system_file:file lock;
+
 # Allow netd to spawn dnsmasq in it's own domain
 allow netd dnsmasq:process signal;