diff --git a/libstdc++-v3/include/bits/stl_list.h b/libstdc++-v3/include/bits/stl_list.h
index 3c313cec1d8..7deb04b4bfe 100644
--- a/libstdc++-v3/include/bits/stl_list.h
+++ b/libstdc++-v3/include/bits/stl_list.h
@@ -1410,7 +1410,7 @@ _GLIBCXX_BEGIN_NAMESPACE_CXX11
 	{
 	  this->_M_insert(end(), std::forward<_Args>(__args)...);
 #if __cplusplus > 201402L
-	return back();
+	  return back();
 #endif
 	}
 #endif