diff --git a/CMakeLists.txt b/CMakeLists.txt
index e5af8ab..37d8312 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -1,4 +1,4 @@
-cmake_minimum_required(VERSION 3.5)
+cmake_minimum_required(VERSION 3.30)
 project(lomiri-calculator-app VERSION 4.1.0 LANGUAGES CXX)
 
 include(FindGettext)