diff --git a/README.md b/README.md
index 8d2c5fc..01900f7 100644
--- a/README.md
+++ b/README.md
@@ -237,6 +237,7 @@ Known issues with vmware_esxi
 
 Version History
 ---------------
+* 1.7.0 Add support for esxi_hostssl (Setting the ssl port for ovftool).
 * 1.6.4 Fix default IP dection. Fix Disk Stores containing spaces.
 * 1.6.3 Mask username/password in debug logs.  Set default, disk.EnableUUID = true.
 * 1.6.2 Fix Defaults for guest_startup_timeout and guest_shutdown_timeout.  Fix IP address detection type2 to always run regardless of guest_startup_timeout value.
diff --git a/esxi/resource_guest.go b/esxi/resource_guest.go
index 9942186..4d2fb51 100644
--- a/esxi/resource_guest.go
+++ b/esxi/resource_guest.go
@@ -67,6 +67,7 @@ func resourceGUEST() *schema.Resource {
 				Type:        schema.TypeString,
 				Optional:    true,
 				ForceNew:    true,
+				Default:     "thin",
 				Description: "Guest boot disk type. thin, zeroedthick, eagerzeroedthick",
 			},
 			"boot_disk_size": &schema.Schema{
diff --git a/version b/version
index 3717b2a..a20e2d8 100644
--- a/version
+++ b/version
@@ -1 +1 @@
-v1.6.4
+v1.7.0