diff --git a/api/swagger-spec/rbac.authorization.k8s.io_v1alpha1.json b/api/swagger-spec/rbac.authorization.k8s.io_v1alpha1.json
index 738a52a68d..5d65c63ab7 100644
--- a/api/swagger-spec/rbac.authorization.k8s.io_v1alpha1.json
+++ b/api/swagger-spec/rbac.authorization.k8s.io_v1alpha1.json
@@ -2685,7 +2685,7 @@
     "id": "v1alpha1.ClusterRoleBinding",
     "description": "ClusterRoleBinding references a ClusterRole, but not contain it.  It can reference a ClusterRole in the global namespace, and adds who information via Subject.",
     "required": [
-     "subject",
+     "subjects",
      "roleRef"
     ],
     "properties": {
@@ -2701,7 +2701,7 @@
       "$ref": "v1.ObjectMeta",
       "description": "Standard object's metadata."
      },
-     "subject": {
+     "subjects": {
       "type": "array",
       "items": {
        "$ref": "v1alpha1.Subject"
@@ -3151,7 +3151,7 @@
     "id": "v1alpha1.RoleBinding",
     "description": "RoleBinding references a role, but does not contain it.  It can reference a Role in the same namespace or a ClusterRole in the global namespace. It adds who information via Subjects and namespace information by which namespace it exists in.  RoleBindings in a given namespace only have effect in that namespace.",
     "required": [
-     "subject",
+     "subjects",
      "roleRef"
     ],
     "properties": {
@@ -3167,7 +3167,7 @@
       "$ref": "v1.ObjectMeta",
       "description": "Standard object's metadata."
      },
-     "subject": {
+     "subjects": {
       "type": "array",
       "items": {
        "$ref": "v1alpha1.Subject"
diff --git a/pkg/apis/rbac/v1alpha1/generated.proto b/pkg/apis/rbac/v1alpha1/generated.proto
index 50067aaf15..15c63b2f51 100644
--- a/pkg/apis/rbac/v1alpha1/generated.proto
+++ b/pkg/apis/rbac/v1alpha1/generated.proto
@@ -46,7 +46,7 @@ message ClusterRoleBinding {
   optional k8s.io.kubernetes.pkg.api.v1.ObjectMeta metadata = 1;
 
   // Subjects holds references to the objects the role applies to.
-  repeated Subject subject = 2;
+  repeated Subject subjects = 2;
 
   // RoleRef can only reference a ClusterRole in the global namespace.
   // If the RoleRef cannot be resolved, the Authorizer must return an error.
@@ -114,7 +114,7 @@ message RoleBinding {
   optional k8s.io.kubernetes.pkg.api.v1.ObjectMeta metadata = 1;
 
   // Subjects holds references to the objects the role applies to.
-  repeated Subject subject = 2;
+  repeated Subject subjects = 2;
 
   // RoleRef can reference a Role in the current namespace or a ClusterRole in the global namespace.
   // If the RoleRef cannot be resolved, the Authorizer must return an error.
diff --git a/pkg/apis/rbac/v1alpha1/types.generated.go b/pkg/apis/rbac/v1alpha1/types.generated.go
index 79bf3ab0c7..58965dec0f 100644
--- a/pkg/apis/rbac/v1alpha1/types.generated.go
+++ b/pkg/apis/rbac/v1alpha1/types.generated.go
@@ -1270,7 +1270,7 @@ func (x *RoleBinding) CodecEncodeSelf(e *codec1978.Encoder) {
 				}
 			} else {
 				z.EncSendContainerState(codecSelfer_containerMapKey1234)
-				r.EncodeString(codecSelferC_UTF81234, string("subject"))
+				r.EncodeString(codecSelferC_UTF81234, string("subjects"))
 				z.EncSendContainerState(codecSelfer_containerMapValue1234)
 				if x.Subjects == nil {
 					r.EncodeNil()
@@ -1412,7 +1412,7 @@ func (x *RoleBinding) codecDecodeSelfFromMap(l int, d *codec1978.Decoder) {
 				yyv4 := &x.ObjectMeta
 				yyv4.CodecDecodeSelf(d)
 			}
-		case "subject":
+		case "subjects":
 			if r.TryDecodeAsNil() {
 				x.Subjects = nil
 			} else {
@@ -2633,7 +2633,7 @@ func (x *ClusterRoleBinding) CodecEncodeSelf(e *codec1978.Encoder) {
 				}
 			} else {
 				z.EncSendContainerState(codecSelfer_containerMapKey1234)
-				r.EncodeString(codecSelferC_UTF81234, string("subject"))
+				r.EncodeString(codecSelferC_UTF81234, string("subjects"))
 				z.EncSendContainerState(codecSelfer_containerMapValue1234)
 				if x.Subjects == nil {
 					r.EncodeNil()
@@ -2775,7 +2775,7 @@ func (x *ClusterRoleBinding) codecDecodeSelfFromMap(l int, d *codec1978.Decoder)
 				yyv4 := &x.ObjectMeta
 				yyv4.CodecDecodeSelf(d)
 			}
-		case "subject":
+		case "subjects":
 			if r.TryDecodeAsNil() {
 				x.Subjects = nil
 			} else {
diff --git a/pkg/apis/rbac/v1alpha1/types.go b/pkg/apis/rbac/v1alpha1/types.go
index 5157ec776f..52eacfe3fc 100644
--- a/pkg/apis/rbac/v1alpha1/types.go
+++ b/pkg/apis/rbac/v1alpha1/types.go
@@ -86,7 +86,7 @@ type RoleBinding struct {
 	v1.ObjectMeta `json:"metadata,omitempty" protobuf:"bytes,1,opt,name=metadata"`
 
 	// Subjects holds references to the objects the role applies to.
-	Subjects []Subject `json:"subject" protobuf:"bytes,2,rep,name=subjects"`
+	Subjects []Subject `json:"subjects" protobuf:"bytes,2,rep,name=subjects"`
 
 	// RoleRef can reference a Role in the current namespace or a ClusterRole in the global namespace.
 	// If the RoleRef cannot be resolved, the Authorizer must return an error.
@@ -135,7 +135,7 @@ type ClusterRoleBinding struct {
 	v1.ObjectMeta `json:"metadata,omitempty" protobuf:"bytes,1,opt,name=metadata"`
 
 	// Subjects holds references to the objects the role applies to.
-	Subjects []Subject `json:"subject" protobuf:"bytes,2,rep,name=subjects"`
+	Subjects []Subject `json:"subjects" protobuf:"bytes,2,rep,name=subjects"`
 
 	// RoleRef can only reference a ClusterRole in the global namespace.
 	// If the RoleRef cannot be resolved, the Authorizer must return an error.
diff --git a/pkg/apis/rbac/v1alpha1/types_swagger_doc_generated.go b/pkg/apis/rbac/v1alpha1/types_swagger_doc_generated.go
index 501d78b034..b88c93c034 100644
--- a/pkg/apis/rbac/v1alpha1/types_swagger_doc_generated.go
+++ b/pkg/apis/rbac/v1alpha1/types_swagger_doc_generated.go
@@ -40,7 +40,7 @@ func (ClusterRole) SwaggerDoc() map[string]string {
 var map_ClusterRoleBinding = map[string]string{
 	"":         "ClusterRoleBinding references a ClusterRole, but not contain it.  It can reference a ClusterRole in the global namespace, and adds who information via Subject.",
 	"metadata": "Standard object's metadata.",
-	"subject":  "Subjects holds references to the objects the role applies to.",
+	"subjects": "Subjects holds references to the objects the role applies to.",
 	"roleRef":  "RoleRef can only reference a ClusterRole in the global namespace. If the RoleRef cannot be resolved, the Authorizer must return an error.",
 }
 
@@ -95,7 +95,7 @@ func (Role) SwaggerDoc() map[string]string {
 var map_RoleBinding = map[string]string{
 	"":         "RoleBinding references a role, but does not contain it.  It can reference a Role in the same namespace or a ClusterRole in the global namespace. It adds who information via Subjects and namespace information by which namespace it exists in.  RoleBindings in a given namespace only have effect in that namespace.",
 	"metadata": "Standard object's metadata.",
-	"subject":  "Subjects holds references to the objects the role applies to.",
+	"subjects": "Subjects holds references to the objects the role applies to.",
 	"roleRef":  "RoleRef can reference a Role in the current namespace or a ClusterRole in the global namespace. If the RoleRef cannot be resolved, the Authorizer must return an error.",
 }