diff --git a/Godeps/Godeps.json b/Godeps/Godeps.json
index 7c16e912b3c..dc2cc2e5c07 100644
--- a/Godeps/Godeps.json
+++ b/Godeps/Godeps.json
@@ -52,18 +52,18 @@
 		},
 		{
 			"ImportPath": "github.com/appc/spec/schema",
-			"Comment": "v0.7.4-43-gd22f52b",
-			"Rev": "d22f52bfeba06614d37c7aa1ad6fd76d8fdb2ba8"
+			"Comment": "v0.8.1",
+			"Rev": "b889d03467ae08bb6c13241762a64305b69bcf82"
 		},
 		{
 			"ImportPath": "github.com/appc/spec/schema/common",
-			"Comment": "v0.7.4-43-gd22f52b",
-			"Rev": "d22f52bfeba06614d37c7aa1ad6fd76d8fdb2ba8"
+			"Comment": "v0.8.1",
+			"Rev": "b889d03467ae08bb6c13241762a64305b69bcf82"
 		},
 		{
 			"ImportPath": "github.com/appc/spec/schema/types",
-			"Comment": "v0.7.4-43-gd22f52b",
-			"Rev": "d22f52bfeba06614d37c7aa1ad6fd76d8fdb2ba8"
+			"Comment": "v0.8.1",
+			"Rev": "b889d03467ae08bb6c13241762a64305b69bcf82"
 		},
 		{
 			"ImportPath": "github.com/armon/go-metrics",
diff --git a/vendor/github.com/appc/spec/schema/pod.go b/vendor/github.com/appc/spec/schema/pod.go
index b8699315f02..d4792ff3b40 100644
--- a/vendor/github.com/appc/spec/schema/pod.go
+++ b/vendor/github.com/appc/spec/schema/pod.go
@@ -152,11 +152,12 @@ func (r Mount) assertValid() error {
 
 // RuntimeApp describes an application referenced in a PodManifest
 type RuntimeApp struct {
-	Name        types.ACName      `json:"name"`
-	Image       RuntimeImage      `json:"image"`
-	App         *types.App        `json:"app,omitempty"`
-	Mounts      []Mount           `json:"mounts,omitempty"`
-	Annotations types.Annotations `json:"annotations,omitempty"`
+	Name           types.ACName      `json:"name"`
+	Image          RuntimeImage      `json:"image"`
+	App            *types.App        `json:"app,omitempty"`
+	ReadOnlyRootFS bool              `json:"readOnlyRootFS,omitempty"`
+	Mounts         []Mount           `json:"mounts,omitempty"`
+	Annotations    types.Annotations `json:"annotations,omitempty"`
 }
 
 // RuntimeImage describes an image referenced in a RuntimeApp
diff --git a/vendor/github.com/appc/spec/schema/version.go b/vendor/github.com/appc/spec/schema/version.go
index 1aa136753ad..eaa5f8bfdcf 100644
--- a/vendor/github.com/appc/spec/schema/version.go
+++ b/vendor/github.com/appc/spec/schema/version.go
@@ -22,7 +22,7 @@ const (
 	// version represents the canonical version of the appc spec and tooling.
 	// For now, the schema and tooling is coupled with the spec itself, so
 	// this must be kept in sync with the VERSION file in the root of the repo.
-	version string = "0.7.4+git"
+	version string = "0.8.1"
 )
 
 var (