--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -72,7 +72,7 @@
 
 if ((CMAKE_CXX_COMPILER_ID STREQUAL "GNU") OR (CMAKE_CXX_COMPILER_ID STREQUAL "Clang"))
     set (CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -std=c99")
-    set (CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -std=c++03")
+    set (CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -std=c++14")
 elseif (NOT CMAKE_VERSION VERSION_LESS "3.1")
     set (CMAKE_C_STANDARD_REQUIRED TRUE)
     set (CMAKE_C_STANDARD "99")