diff --git a/cmd/revision.go b/cmd/revision.go
index b0e35d7d..9ec1dddb 100644
--- a/cmd/revision.go
+++ b/cmd/revision.go
@@ -91,7 +91,12 @@ func (d *revision) differentiate() error {
 			return prettyError(err)
 		}
 
-		diff.DiffManifests(manifest.Parse(revisionResponse.Release.Manifest), manifest.Parse(releaseResponse.Release.Manifest), d.suppressedKinds, d.outputContext, os.Stdout)
+		diff.DiffManifests(
+			manifest.Parse(revisionResponse.Release.Manifest, revisionResponse.Release.Namespace),
+			manifest.Parse(releaseResponse.Release.Manifest, releaseResponse.Release.Namespace),
+			d.suppressedKinds,
+			d.outputContext,
+			os.Stdout)
 
 	case 2:
 		revision1, _ := strconv.Atoi(d.revisions[0])
@@ -110,7 +115,12 @@ func (d *revision) differentiate() error {
 			return prettyError(err)
 		}
 
-		diff.DiffManifests(manifest.Parse(revisionResponse1.Release.Manifest), manifest.Parse(revisionResponse2.Release.Manifest), d.suppressedKinds, d.outputContext, os.Stdout)
+		diff.DiffManifests(
+			manifest.Parse(revisionResponse1.Release.Manifest, revisionResponse1.Release.Namespace),
+			manifest.Parse(revisionResponse2.Release.Manifest, revisionResponse2.Release.Namespace),
+			d.suppressedKinds,
+			d.outputContext,
+			os.Stdout)
 
 	default:
 		return errors.New("Invalid Arguments")
diff --git a/cmd/rollback.go b/cmd/rollback.go
index 0eeb2cc3..1c7b1a2b 100644
--- a/cmd/rollback.go
+++ b/cmd/rollback.go
@@ -82,7 +82,12 @@ func (d *rollback) backcast() error {
 	}
 
 	// create a diff between the current manifest and the version of the manifest that a user is intended to rollback
-	diff.DiffManifests(manifest.Parse(releaseResponse.Release.Manifest), manifest.Parse(revisionResponse.Release.Manifest), d.suppressedKinds, d.outputContext, os.Stdout)
+	diff.DiffManifests(
+		manifest.Parse(releaseResponse.Release.Manifest, releaseResponse.Release.Namespace),
+		manifest.Parse(revisionResponse.Release.Manifest, revisionResponse.Release.Namespace),
+		d.suppressedKinds,
+		d.outputContext,
+		os.Stdout)
 
 	return nil
 }
diff --git a/cmd/upgrade.go b/cmd/upgrade.go
index b018cdfc..50b9d156 100644
--- a/cmd/upgrade.go
+++ b/cmd/upgrade.go
@@ -121,7 +121,7 @@ func (d *diffCmd) run() error {
 		}
 
 		currentSpecs = make(map[string]*manifest.MappingResult)
-		newSpecs = manifest.Parse(installResponse.Release.Manifest)
+		newSpecs = manifest.Parse(installResponse.Release.Manifest, installResponse.Release.Namespace)
 	} else {
 		upgradeResponse, err := d.client.UpdateRelease(
 			d.release,
@@ -135,8 +135,8 @@ func (d *diffCmd) run() error {
 			return prettyError(err)
 		}
 
-		currentSpecs = manifest.Parse(releaseResponse.Release.Manifest)
-		newSpecs = manifest.Parse(upgradeResponse.Release.Manifest)
+		currentSpecs = manifest.Parse(releaseResponse.Release.Manifest, releaseResponse.Release.Namespace)
+		newSpecs = manifest.Parse(upgradeResponse.Release.Manifest, upgradeResponse.Release.Namespace)
 	}
 
 	diff.DiffManifests(currentSpecs, newSpecs, d.suppressedKinds, d.outputContext, os.Stdout)
diff --git a/manifest/parse.go b/manifest/parse.go
index 4f99bb58..d60f9f39 100644
--- a/manifest/parse.go
+++ b/manifest/parse.go
@@ -22,12 +22,13 @@ type metadata struct {
 	ApiVersion string `yaml:"apiVersion"`
 	Kind       string
 	Metadata   struct {
-		Name string
+		Namespace string
+		Name      string
 	}
 }
 
 func (m metadata) String() string {
-	return fmt.Sprintf("%s, %s (%s)", m.Metadata.Name, m.Kind, m.ApiVersion)
+	return fmt.Sprintf("%s, %s, %s (%s)", m.Metadata.Namespace, m.Metadata.Name, m.Kind, m.ApiVersion)
 }
 
 func scanYamlSpecs(data []byte, atEOF bool) (advance int, token []byte, err error) {
@@ -53,7 +54,7 @@ func splitSpec(token string) (string, string) {
 	return "", ""
 }
 
-func Parse(manifest string) map[string]*MappingResult {
+func Parse(manifest string, defaultNamespace string) map[string]*MappingResult {
 	scanner := bufio.NewScanner(strings.NewReader(manifest))
 	scanner.Split(scanYamlSpecs)
 	//Allow for tokens (specs) up to 1M in size
@@ -72,6 +73,9 @@ func Parse(manifest string) map[string]*MappingResult {
 		if err := yaml.Unmarshal([]byte(content), &metadata); err != nil {
 			log.Fatalf("YAML unmarshal error: %s\nCan't unmarshal %s", err, content)
 		}
+		if metadata.Metadata.Namespace == "" {
+			metadata.Metadata.Namespace = defaultNamespace
+		}
 		name := metadata.String()
 		if _, ok := result[name]; ok {
 			log.Printf("Error: Found duplicate key %#v in manifest", name)