diff --git a/compiler/cpp/src/generate/t_cocoa_generator.cc b/compiler/cpp/src/generate/t_cocoa_generator.cc
index 64c2939..57a753b 100644
--- a/compiler/cpp/src/generate/t_cocoa_generator.cc
+++ b/compiler/cpp/src/generate/t_cocoa_generator.cc
@@ -1149,7 +1149,11 @@
 }
 
 string t_cocoa_generator::function_result_helper_struct_type(t_function* tfunction) {
-  return capitalize(tfunction->get_name()) + "_result";
+  if (tfunction->is_oneway()) {
+    return capitalize(tfunction->get_name());
+  } else {
+    return capitalize(tfunction->get_name()) + "_result";
+  }
 }
 
 
@@ -1541,6 +1545,9 @@
   // generate a process_XXXX method for each service function, which reads args, calls the service, and writes results
   functions = tservice->get_functions();
   for (f_iter = functions.begin(); f_iter != functions.end(); ++f_iter) {
+    if ((*f_iter)->is_oneway()) {
+        continue;
+    }
     out << endl;
     string funname = (*f_iter)->get_name();
     out << indent() << "- (void) process_" << funname << "_withSequenceID: (int32_t) seqID inProtocol: (id<TProtocol>) inProtocol outProtocol: (id<TProtocol>) outProtocol" << endl;