diff --git a/CMakeLists.txt b/CMakeLists.txt
index 4b9a5ef..2d9b965 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -1,4 +1,4 @@
-cmake_minimum_required(VERSION 3.21)
+cmake_minimum_required(VERSION 3.18)
 project(navicat_keygen)
 
 set(CMAKE_CXX_STANDARD 17)