diff --git a/CMakeLists.txt b/CMakeLists.txt
index 51e95bb..78fd10c 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -2,6 +2,7 @@ cmake_minimum_required(VERSION 3.16)
 
 project(Solitare VERSION 0.1 LANGUAGES CXX)
 
+set(CMAKE_CXX_STANDARD 17)
 set(CMAKE_CXX_STANDARD_REQUIRED ON)
 
 set(CMAKE_EXPORT_COMPILE_COMMANDS ON)