diff --git a/CMakeLists.txt b/CMakeLists.txt
index 8f358b1..8dd43e0 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -3,6 +3,8 @@ project(hdlc_analyzer)
 
 add_definitions( -DLOGIC2 )
 
+set(CMAKE_OSX_DEPLOYMENT_TARGET "10.14" CACHE STRING "Minimum supported MacOS version" FORCE)
+
 # enable generation of compile_commands.json, helpful for IDEs to locate include files.
 set(CMAKE_EXPORT_COMPILE_COMMANDS ON)