diff --git a/CMakeLists.txt b/CMakeLists.txt
index 101303a..721f83b 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -3,7 +3,7 @@ cmake_minimum_required(VERSION 3.18)
 
 project(Diffusion CXX)
 
-set(CMAKE_CXX_STANDARD 14)
+set(CMAKE_CXX_STANDARD 17)
 
 find_package(Eigen3 REQUIRED NO_MODULE)
 find_package(OpenMP)