diff --git a/src/ncdiag/CMakeLists.txt b/src/ncdiag/CMakeLists.txt
index b47de69..93c0ce9 100644
--- a/src/ncdiag/CMakeLists.txt
+++ b/src/ncdiag/CMakeLists.txt
@@ -1,4 +1,4 @@
-cmake_minimum_required(VERSION 2.8)
+cmake_minimum_required(VERSION 3.16.1)
 if(BUILD_NCDIAG)
   if(BUILD_NCDIAG_SERIAL)
     add_subdirectory(serial)
diff --git a/src/ncdiag/serial/CMakeLists.txt b/src/ncdiag/serial/CMakeLists.txt
index 8d991fb..cdd6e44 100644
--- a/src/ncdiag/serial/CMakeLists.txt
+++ b/src/ncdiag/serial/CMakeLists.txt
@@ -1,4 +1,4 @@
-cmake_minimum_required(VERSION 2.8)
+cmake_minimum_required(VERSION 3.16.1)
 if(BUILD_NCDIAG)
 
   if( NOT USE_BASELIBS )