diff --git a/CMakeLists.txt b/CMakeLists.txt
index 6a65f2e1..ef15e4d6 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -4,11 +4,11 @@ cmake_minimum_required(VERSION 3.4)
 project(SIPp)
 
 # specify the C++ standard
-set(CMAKE_CXX_STANDARD 11)
+set(CMAKE_CXX_STANDARD 14)
 set(CMAKE_CXX_STANDARD_REQUIRED True)
 set(CMAKE_CXX_EXTENSIONS False)
 # specify the C++ standard on older CMake (<3.8)
-set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -std=c++11")
+set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -std=c++14")
 #set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Wall -Werror -pedantic -Wno-error=format-truncation -Wno-error=deprecated-declarations")
 
 # Include binary dir first, where we add generated config.h and
diff --git a/gtest b/gtest
index 58d77fa8..f8d7d77c 160000
--- a/gtest
+++ b/gtest
@@ -1 +1 @@
-Subproject commit 58d77fa8070e8cec2dc1ed015d66b454c8d78850
+Subproject commit f8d7d77c06936315286eb55f8de22cd23c188571