no template named 'enable_if_t' in namespace 'std'; did you mean 'enable_if'?

Yo teammates. Trying to install EOS local tesnet on a Linux computer based on Ubuntu 14.

no template named 'enable_if_t' in namespace 'std'; did you mean
'enable_if'?
template<int Pos, std::enable_if_t<Pos < impl::type_info<Types...>::...
~~~~_^~~~~~~~~~
enable_if
/usr/bin/../lib/gcc/x86_64-linux-gnu/4.8/../../../../include/c++/4.8/type_traits:1766:12: note:
'enable_if' declared here
struct enable_if
^
1 error generated.

I have never used C++ before. Should I find that file and just edit it?