diff --git a/angular-formly/angular-formly-tests.ts b/angular-formly/angular-formly-tests.ts
index 2374fde4ad..0ec57ed445 100644
--- a/angular-formly/angular-formly-tests.ts
+++ b/angular-formly/angular-formly-tests.ts
@@ -20,6 +20,15 @@ class FormConfig {
 			name: 'customInput',
 			extends: 'input'
 		});
+
+		formlyConfig.disableWarnings = true;		
+		formlyConfig.templateManipulators = undefined;
+
+		formlyConfig.extras.apiCheckInstance = null;
+		formlyConfig.extras.defaultHideDirective = 'ng-if';
+		formlyConfig.extras.disableNgModelAttrsManipulator = true;
+		formlyConfig.extras.errorExistsAndShouldBeVisibleExpression = angular.noop;
+		formlyConfig.extras.explicitAsync = true;		
 	}
 }
 
diff --git a/angular-formly/angular-formly.d.ts b/angular-formly/angular-formly.d.ts
index 7ee3d31945..b5688ed7a7 100644
--- a/angular-formly/angular-formly.d.ts
+++ b/angular-formly/angular-formly.d.ts
@@ -558,10 +558,24 @@ declare module AngularFormly {
 		validateOptions?: Function;
 	}
 
+	interface IFormlyConfigExtras {
+		disableNgModelAttrsManipulator: boolean;
+		apiCheckInstance: any;
+		ngModelAttrsManipulatorPreferUnbound: boolean;
+		removeChromeAutoComplete: boolean;
+		defaultHideDirective: string;
+		errorExistsAndShouldBeVisibleExpression: any;
+		getFieldId: Function;
+		fieldTransform: Function;
+		explicitAsync: boolean;
+	}
+
 	interface IFormlyConfig {
+		disableWarnings: boolean;
+		extras: IFormlyConfigExtras;
 		setType(typeOptions: ITypeOptions): void;
 		setWrapper(wrapperOptions: IWrapperOptions): void;
-
+		templateManipulators: ITemplateManipulators;
 	}
 
 	interface ITemplateScopeOptions {