Index: mono/btls/CMakeLists.txt
--- mono/btls/CMakeLists.txt.orig
+++ mono/btls/CMakeLists.txt
@@ -1,4 +1,4 @@
-cmake_minimum_required (VERSION 2.8.10)
+cmake_minimum_required(VERSION 2.8.12...3.20)
 
 project (mono-btls)
 
@@ -129,4 +129,4 @@ endif ()
 
 if (CYGWIN)
 	target_link_libraries (mono-btls-shared wsock32 ws2_32)
-endif ()
\ No newline at end of file
+endif ()
