diff --git a/modules/angular2/src/common/forms/directives/shared.ts b/modules/angular2/src/common/forms/directives/shared.ts
index e9a232b069..9e9dac288b 100644
--- a/modules/angular2/src/common/forms/directives/shared.ts
+++ b/modules/angular2/src/common/forms/directives/shared.ts
@@ -13,6 +13,7 @@ import {DefaultValueAccessor} from './default_value_accessor';
 import {NumberValueAccessor} from './number_value_accessor';
 import {CheckboxControlValueAccessor} from './checkbox_value_accessor';
 import {SelectControlValueAccessor} from './select_control_value_accessor';
+import {RadioControlValueAccessor} from './radio_control_value_accessor';
 import {normalizeValidator} from './normalize_validator';
 
 
@@ -85,7 +86,7 @@ export function selectValueAccessor(dir: NgControl,
       defaultAccessor = v;
 
     } else if (v instanceof CheckboxControlValueAccessor || v instanceof NumberValueAccessor ||
-               v instanceof SelectControlValueAccessor) {
+               v instanceof SelectControlValueAccessor || v instanceof RadioControlValueAccessor) {
       if (isPresent(builtinAccessor))
         _throwError(dir, "More than one built-in value accessor matches");
       builtinAccessor = v;