diff --git a/website/source/docs/builders/amazon-ebs.html.md b/website/source/docs/builders/amazon-ebs.html.md
index a11f8cbba..cdef61fc1 100644
--- a/website/source/docs/builders/amazon-ebs.html.md
+++ b/website/source/docs/builders/amazon-ebs.html.md
@@ -109,6 +109,10 @@ builder.
     launch the resulting AMI(s). By default no additional users other than the
     user creating the AMI has permissions to launch it.
 
+-   `ami_virtualization_type` (string) - The type of virtualization for the AMI
+    you are building. This option must match the supported virtualization
+    type of `source_ami`. Can be "paravirtual" or "hvm".
+
 -   `associate_public_ip_address` (boolean) - If using a non-default VPC, public
     IP addresses are not provided by default. If this is toggled, your new
     instance will get a Public IP.