--- CMakeLists.txt.orig	2026-08-11 15:47:31 UTC
+++ CMakeLists.txt
@@ -1,4 +1,4 @@
-cmake_minimum_required(VERSION 2.8.12)
+cmake_minimum_required(VERSION 3.5)
 
 project(Bifrost C CXX)
 find_package(Threads REQUIRED)
@@ -64,7 +64,6 @@ else(CMAKE_BUILD_TYPE MATCHES Debug)
 		set(CMAKE_EXE_LINKER_FLAGS "-pg")
 	else(CMAKE_BUILD_TYPE MATCHES Profile)
 		message("Build type: Release")
-		add_compile_options(-O3)
 	endif(CMAKE_BUILD_TYPE MATCHES Profile)
 endif(CMAKE_BUILD_TYPE MATCHES Debug)
 
