diff --git a/website/source/docs/providers/google/r/compute_disk.html.markdown b/website/source/docs/providers/google/r/compute_disk.html.markdown
index 4a8388bca6..f38da7e40e 100644
--- a/website/source/docs/providers/google/r/compute_disk.html.markdown
+++ b/website/source/docs/providers/google/r/compute_disk.html.markdown
@@ -34,6 +34,8 @@ The following arguments are supported:
   contraction of the form "project/name", or just a name (in which case the current project is
 used).
 
+* `snapshot` - (Optional) Name of snapshot from which to initialize this disk;
+
 * `size` - (Optional) The size of the image in gigabytes. If not specified,
     it will inherit the size of its base image.
 
diff --git a/website/source/docs/providers/google/r/compute_instance.html.markdown b/website/source/docs/providers/google/r/compute_instance.html.markdown
index 3d3104d17f..a0361c5a59 100644
--- a/website/source/docs/providers/google/r/compute_instance.html.markdown
+++ b/website/source/docs/providers/google/r/compute_instance.html.markdown
@@ -96,6 +96,9 @@ The `disk` block supports:
 * `size` - (Optional) The size of the image in gigabytes. If not specified,
     it will inherit the size of its base image.
 
+* `device_name` - (Optional) Name with which attached disk will be accessible
+    under `/dev/disk/by-id/`
+
 The `network_interface` block supports:
 
 * `network` - (Required) The name of the network to attach this interface to.