diff --git a/restangular/restangular.d.ts b/restangular/restangular.d.ts
index e1c4856012..339e2444c6 100644
--- a/restangular/restangular.d.ts
+++ b/restangular/restangular.d.ts
@@ -11,7 +11,7 @@ interface Restangular extends RestangularCustom {
     one(route: string, id?: string): RestangularElement;
     all(route: string): RestangularCollection;
     copy(fromElement: any): RestangularElement;
-    withConfig(configurer: any): Restangular;
+    withConfig(configurer: (RestangularProvider) => any): Restangular;
 }
 
 interface RestangularElement extends Restangular {
@@ -49,16 +49,26 @@ interface RestangularCustom {
 }
 
 interface RestangularProvider {
-    setBaseUrl(newValue: string): void;
-    setExtraFields(newValues: string[]): void;
-    setDefaultHttpFields(newValue: any): void;
-    setMethodOverriders(newValue: any): void;
-    setResponseExtractor(newValue: any): void;
-    setRequestInterceptor(newValue: any): void;
-    setListTypeIsArray(newValue: boolean): void;
-    setRestangularFields(newValue: any): void;
-    setRequestSuffix(newValue: any): void;
-    addElementTransformer(type, secondArg, thirdArg): void;
+    setBaseUrl(baseUrl: string): void;
+    setExtraFields(fields: string[]): void;
+    setParentless(parentless: boolean, routes: string[]): void;
+    setDefaultHttpFields(httpFields: any): void;
+    addElementTransformer(route: string, transformer: Function): void;
+    addElementTransformer(route: string, isCollection: boolean, transformer: Function): void;
+    setOnElemRestangularized(callback: (elem: any, isCollection: boolean, what: string, restangular: Restangular) => any): void;
+    setResponseInterceptor(responseInterceptor: (data: any, operation: string, what: string, url: string, response: any, deferred: ng.IDeferred<any>) => any): void;
+    setResponseExtractor(responseInterceptor: (data: any, operation: string, what: string, url: string, response: any, deferred: ng.IDeferred<any>) => any): void;
+    setRequestInterceptor(requestInterceptor: (element: any, operation: string, what: string, url: string) => any);
+    setFullRequestInterceptor(fullRequestInterceptor: (element: any, operation: string, what: string, url: string, headers: any, params: any) => {element: any; headers: any; params: any});
+    setErrorInterceptor(errorInterceptor: (response: any) => any): void;
+    setRestangularFields(fields: {[fieldName: string]: string}): void;
+    setMethodOverriders(overriders: string[]): void;
+    setDefaultRequestParams(params: any): void;
+    setDefaultRequestParams(methods: any, params: any): void;
+    setFullResponse(fullResponse: boolean): void;
+    setDefaultHeaders(headers: any): void;
+    setRequestSuffix(suffix: string): void;
+    setUseCannonicalId(useCannonicalId: boolean): void;
 }
 
 declare var Restangular: Restangular;