diff --git a/googletest/include/gtest/gtest-printers.h b/googletest/include/gtest/gtest-printers.h
index c67e30a..491bcc9 100644
--- a/googletest/include/gtest/gtest-printers.h
+++ b/googletest/include/gtest/gtest-printers.h
@@ -978,11 +978,11 @@
   static const size_t tuple_size = ::std::tr1::tuple_size<Tuple>::value;
 
   template <size_t I>
-  struct tuple_element : ::std::tr1::tuple_element<I, Tuple> {};
+  struct tuple_element : ::std::tr1::tuple_element<static_cast<int>(I), Tuple> {};
 
   template <size_t I>
   static typename AddReference<
-      const typename ::std::tr1::tuple_element<I, Tuple>::type>::type get(
+      const typename ::std::tr1::tuple_element<static_cast<int>(I), Tuple>::type>::type get(
       const Tuple& tuple) {
     return ::std::tr1::get<I>(tuple);
   }