diff --git a/AFNetworking/AFXMLRequestOperation.h b/AFNetworking/AFXMLRequestOperation.h
index f8d5e04..82624d0 100644
--- a/AFNetworking/AFXMLRequestOperation.h
+++ b/AFNetworking/AFXMLRequestOperation.h
@@ -68,7 +68,7 @@
  */
 + (AFXMLRequestOperation *)XMLParserRequestOperationWithRequest:(NSURLRequest *)urlRequest
                                                         success:(void (^)(NSURLRequest *request, NSHTTPURLResponse *response, NSXMLParser *XMLParser))success
-                                                        failure:(void (^)(NSURLRequest *request, NSHTTPURLResponse *response, NSError *error, NSXMLParser *XMLParse))failure;
+                                                        failure:(void (^)(NSURLRequest *request, NSHTTPURLResponse *response, NSError *error, NSXMLParser *XMLParser))failure;
 
 
 #ifdef __MAC_OS_X_VERSION_MIN_REQUIRED