diff --git a/CMakeLists.txt b/CMakeLists.txt
index 3a5735b..685f714 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -1,5 +1,5 @@
 ######## Project settings
-cmake_minimum_required(VERSION 3.1)
+cmake_minimum_required(VERSION 3.5)
 include(CheckCCompilerFlag)
 set (PACKAGE_NAME uchardet)
 project (${PACKAGE_NAME} CXX C)