diff --git a/vendor.conf b/vendor.conf
index b16b3223..a323a7ed 100644
--- a/vendor.conf
+++ b/vendor.conf
@@ -25,7 +25,7 @@ github.com/docker/libtrust master
 github.com/opencontainers/runc master
 github.com/opencontainers/image-spec v1.0.0
 # -- start OCI image validation requirements.
-github.com/opencontainers/runtime-spec v1.0.0-rc4
+github.com/opencontainers/runtime-spec v1.0.0
 github.com/opencontainers/image-tools v0.1.0
 github.com/xeipuuv/gojsonschema master
 github.com/xeipuuv/gojsonreference master
diff --git a/vendor/github.com/containers/image/docker/tarfile/dest.go b/vendor/github.com/containers/image/docker/tarfile/dest.go
index 537450fe..d0b78d63 100644
--- a/vendor/github.com/containers/image/docker/tarfile/dest.go
+++ b/vendor/github.com/containers/image/docker/tarfile/dest.go
@@ -181,7 +181,7 @@ func (d *Destination) PutManifest(m []byte) error {
 		layerPaths = append(layerPaths, l.Digest.String())
 	}
 
-	items := []manifestItem{{
+	items := []ManifestItem{{
 		Config:       man.Config.Digest.String(),
 		RepoTags:     []string{d.repoTag},
 		Layers:       layerPaths,
diff --git a/vendor/github.com/containers/image/docker/tarfile/src.go b/vendor/github.com/containers/image/docker/tarfile/src.go
index 1e2a468c..a526f3ef 100644
--- a/vendor/github.com/containers/image/docker/tarfile/src.go
+++ b/vendor/github.com/containers/image/docker/tarfile/src.go
@@ -20,7 +20,7 @@ import (
 type Source struct {
 	tarPath string
 	// The following data is only available after ensureCachedDataIsPresent() succeeds
-	tarManifest       *manifestItem // nil if not available yet.
+	tarManifest       *ManifestItem // nil if not available yet.
 	configBytes       []byte
 	configDigest      digest.Digest
 	orderedDiffIDList []diffID
@@ -175,13 +175,13 @@ func (s *Source) ensureCachedDataIsPresent() error {
 }
 
 // loadTarManifest loads and decodes the manifest.json.
-func (s *Source) loadTarManifest() ([]manifestItem, error) {
+func (s *Source) loadTarManifest() ([]ManifestItem, error) {
 	// FIXME? Do we need to deal with the legacy format?
 	bytes, err := s.readTarComponent(manifestFileName)
 	if err != nil {
 		return nil, err
 	}
-	var items []manifestItem
+	var items []ManifestItem
 	if err := json.Unmarshal(bytes, &items); err != nil {
 		return nil, errors.Wrap(err, "Error decoding tar manifest.json")
 	}
@@ -189,11 +189,11 @@ func (s *Source) loadTarManifest() ([]manifestItem, error) {
 }
 
 // LoadTarManifest loads and decodes the manifest.json
-func (s *Source) LoadTarManifest() ([]manifestItem, error) {
+func (s *Source) LoadTarManifest() ([]ManifestItem, error) {
 	return s.loadTarManifest()
 }
 
-func (s *Source) prepareLayerData(tarManifest *manifestItem, parsedConfig *image) (map[diffID]*layerInfo, error) {
+func (s *Source) prepareLayerData(tarManifest *ManifestItem, parsedConfig *image) (map[diffID]*layerInfo, error) {
 	// Collect layer data available in manifest and config.
 	if len(tarManifest.Layers) != len(parsedConfig.RootFS.DiffIDs) {
 		return nil, errors.Errorf("Inconsistent layer count: %d in manifest, %d in config", len(tarManifest.Layers), len(parsedConfig.RootFS.DiffIDs))
diff --git a/vendor/github.com/containers/image/docker/tarfile/types.go b/vendor/github.com/containers/image/docker/tarfile/types.go
index 85c3f7f7..f16cc8c6 100644
--- a/vendor/github.com/containers/image/docker/tarfile/types.go
+++ b/vendor/github.com/containers/image/docker/tarfile/types.go
@@ -13,7 +13,8 @@ const (
 	// legacyRepositoriesFileName = "repositories"
 )
 
-type manifestItem struct {
+// ManifestItem is an element of the array stored in the top-level manifest.json file.
+type ManifestItem struct {
 	Config       string
 	RepoTags     []string
 	Layers       []string
diff --git a/vendor/github.com/containers/image/vendor.conf b/vendor/github.com/containers/image/vendor.conf
index 14269e8b..d0fb1aad 100644
--- a/vendor/github.com/containers/image/vendor.conf
+++ b/vendor/github.com/containers/image/vendor.conf
@@ -15,7 +15,7 @@ github.com/mattn/go-shellwords 005a0944d84452842197c2108bd9168ced206f78
 github.com/mistifyio/go-zfs c0224de804d438efd11ea6e52ada8014537d6062
 github.com/mtrmac/gpgme b2432428689ca58c2b8e8dea9449d3295cf96fc9
 github.com/opencontainers/go-digest aa2ec055abd10d26d539eb630a92241b781ce4bc
-github.com/opencontainers/image-spec v1.0.0-rc6
+github.com/opencontainers/image-spec v1.0.0
 github.com/opencontainers/runc 6b1d0e76f239ffb435445e5ae316d2676c07c6e3
 github.com/pborman/uuid 1b00554d822231195d1babd97ff4a781231955c9
 github.com/pkg/errors 248dadf4e9068a0b3e79f02ed0a610d935de5302