diff --git a/CMakeLists.txt b/CMakeLists.txt
index a28150e99..b67d493ae 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -1,4 +1,4 @@
-CMAKE_MINIMUM_REQUIRED(VERSION 2.8)
+CMAKE_MINIMUM_REQUIRED(VERSION 3.16)
 #taken from http://geant4.cern.ch/support/source/geant4/CMakeLists.txt
 IF(${CMAKE_SOURCE_DIR} STREQUAL ${CMAKE_BINARY_DIR})
     message(STATUS "Cycamore requires an out-of-source build.")