diff --git a/specs-go/config.go b/specs-go/config.go
index 9653552..80732ee 100644
--- a/specs-go/config.go
+++ b/specs-go/config.go
@@ -16,7 +16,7 @@ type Spec struct {
 // Device is a "Device" a container runtime can add to a container
 type Device struct {
 	Name           string         `json:"name"`
-	NameShort      []string       `json:"nameShort"`
+	NameShort      []string       `json:"nameShort,omitempty"`
 	ContainerEdits ContainerEdits `json:"containerEdits"`
 }