diff --git a/CMakeLists.txt b/CMakeLists.txt
index 5aaa7f1..596f51d 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -1,6 +1,6 @@
-cmake_minimum_required(VERSION 3.5)
+cmake_minimum_required(VERSION 3.14...4.0)
 
-project(argh)
+project(argh LANGUAGES CXX)
 
 set(CMAKE_CXX_STANDARD 11)