diff --git a/r/compute_instance.html.markdown b/r/compute_instance.html.markdown
index c7bc4100..1074d011 100644
--- a/r/compute_instance.html.markdown
+++ b/r/compute_instance.html.markdown
@@ -133,6 +133,10 @@ The `access_config` block supports:
 * `nat_ip` - (Optional) The IP address that will be 1:1 mapped to the instance's network ip.  If not
   given, one will be generated.
 
+* `assigned_nat_ip` - (Optional) The IP address that is assigned to the
+  instance. If `nat_ip` is filled, it will appear here. If `nat_ip` is left
+  blank, the ephemeral assigned IP will appear here.
+
 (DEPRECATED) The `network` block supports:
 
 * `source` - (Required) The name of the network to attach this interface to.
diff --git a/r/dns_record_set.markdown b/r/dns_record_set.markdown
index 79ad2eb3..a4fd97af 100644
--- a/r/dns_record_set.markdown
+++ b/r/dns_record_set.markdown
@@ -40,7 +40,7 @@ resource "google_dns_record_set" "frontend" {
     name = "frontend.${google_dns_managed_zone.prod.dns_name}"
     type = "A"
     ttl = 300
-    rrdatas = ["${google_compute_instance.frontend.network_interface.0.access_config.0.nat_ip}"]
+    rrdatas = ["${google_compute_instance.frontend.network_interface.0.access_config.0.assigned_nat_ip}"]
 }
 ```