diff --git a/builder/xenserver/common/common_config.go b/builder/xenserver/common/common_config.go
index 2c1ff38..6cac88c 100644
--- a/builder/xenserver/common/common_config.go
+++ b/builder/xenserver/common/common_config.go
@@ -213,9 +213,9 @@ func (c *CommonConfig) Prepare(t *packer.ConfigTemplate, pc *common.PackerConfig
 	}
 
 	switch c.Format {
-	case "xva", "vdi_raw":
+	case "xva", "vdi_raw", "none":
 	default:
-		errs = append(errs, errors.New("format must be one of 'xva', 'vdi_raw'"))
+		errs = append(errs, errors.New("format must be one of 'xva', 'vdi_raw', 'none'"))
 	}
 
 	switch c.KeepVM {
diff --git a/builder/xenserver/common/step_export.go b/builder/xenserver/common/step_export.go
index 678514b..dfa7ac4 100644
--- a/builder/xenserver/common/step_export.go
+++ b/builder/xenserver/common/step_export.go
@@ -56,6 +56,10 @@ func (StepExport) Run(state multistep.StateBag) multistep.StepAction {
 	ui.Say("Step: export artifact")
 
 	switch config.Format {
+	case "none":
+		ui.Say("Skipping export")
+		return multistep.ActionContinue
+
 	case "xva":
 		// export the VM
 
diff --git a/docs/builders/xenserver-iso.html.markdown b/docs/builders/xenserver-iso.html.markdown
index e23e55a..974aa57 100644
--- a/docs/builders/xenserver-iso.html.markdown
+++ b/docs/builders/xenserver-iso.html.markdown
@@ -113,9 +113,10 @@ each category, the available options are alphabetized and described.
   characters (\*, ?, and []) are allowed. Directory names are also allowed,
   which will add all the files found in the directory to the floppy.
 
-* `format` (string) - Either "xva" or "vdi_raw", this specifies the output
-  format of the exported virtual machine. This defaults to "xva". Set to
-  "vdi_raw" to export just the raw disk image.
+* `format` (string) - Either "xva", "vdi_raw" or "none", this specifies the
+  output format of the exported virtual machine. This defaults to "xva". Set to
+  "vdi_raw" to export just the raw disk image. Set to "none" to export nothing;
+  this is only useful with "keep_vm" set to "always" or "on_success".
 
 * `http_directory` (string) - Path to a directory to serve using an HTTP
   server. The files in this directory will be available over HTTP that will