diff --git a/CMakeLists.txt b/CMakeLists.txt
index 83706f6..b3a62e8 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -1,5 +1,5 @@
 #cmake_minimum_required (VERSION 3.22)
-cmake_minimum_required (VERSION 3.5) 
+cmake_minimum_required (VERSION 4.0) 
 project (mraa C)
 
 cmake_policy(SET CMP0177 NEW)