diff --git a/CMakeLists.txt b/CMakeLists.txt
index 8ddde95..913e695 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -20,7 +20,7 @@
 #
 ############################################################################
 
-cmake_minimum_required(VERSION 3.0)
+cmake_minimum_required(VERSION 3.1)
 project(bcg729 VERSION 1.0.4 LANGUAGES C)