diff --git a/CMakeLists.txt b/CMakeLists.txt
index b0ac4c0..fa681a9 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -1,4 +1,4 @@
-cmake_minimum_required( VERSION 2.4 )
+cmake_minimum_required( VERSION 2.4...4.0.2 )
 if( COMMAND cmake_policy )
 	cmake_policy( SET CMP0003 NEW )
 endif( COMMAND cmake_policy )