diff --git a/pkg/apiserver/api_installer.go b/pkg/apiserver/api_installer.go
index c76f7d12bca..23eb8b49da9 100644
--- a/pkg/apiserver/api_installer.go
+++ b/pkg/apiserver/api_installer.go
@@ -29,6 +29,7 @@ import (
 	"k8s.io/kubernetes/pkg/api/errors"
 	"k8s.io/kubernetes/pkg/api/meta"
 	"k8s.io/kubernetes/pkg/api/rest"
+	"k8s.io/kubernetes/pkg/api/unversioned"
 	"k8s.io/kubernetes/pkg/conversion"
 	"k8s.io/kubernetes/pkg/runtime"
 	watchjson "k8s.io/kubernetes/pkg/watch/json"
diff --git a/pkg/master/master.go b/pkg/master/master.go
index fb45a1d036d..3be61849f1a 100644
--- a/pkg/master/master.go
+++ b/pkg/master/master.go
@@ -36,6 +36,7 @@ import (
 	"k8s.io/kubernetes/pkg/api/latest"
 	"k8s.io/kubernetes/pkg/api/meta"
 	"k8s.io/kubernetes/pkg/api/rest"
+	"k8s.io/kubernetes/pkg/api/unversioned"
 	apiutil "k8s.io/kubernetes/pkg/api/util"
 	"k8s.io/kubernetes/pkg/api/v1"
 	expapi "k8s.io/kubernetes/pkg/apis/extensions"