--- CMakeLists.txt.orig	2017-09-20 21:09:28.000000000 -0700
+++ CMakeLists.txt	2017-09-20 21:09:43.000000000 -0700
@@ -35,7 +35,7 @@
 pkg_search_module(PNG REQUIRED libpng)
 pkg_search_module(JSONCPP REQUIRED jsoncpp)
 
-set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -std=c++1y")
+set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -std=gnu++14")
 
 if(WARNINGS)
   set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -pedantic -Wall -Wextra -Wnon-virtual-dtor -Weffc++")