--- CMakeLists.txt.orig	2020-05-06 07:23:43 UTC
+++ CMakeLists.txt
@@ -3,9 +3,8 @@ cmake_minimum_required(VERSION 2.6)
 project(fastops)
 
 include_directories("${PROJECT_SOURCE_DIR}")
-set(CMAKE_INSTALL_PREFIX ${CMAKE_CURRENT_SOURCE_DIR}/install)
 
-set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -std=c++17 -O3")
+set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -std=c++17")
 
 # Specify the C++ 17 language standard for
 # any version of Microsoft Visual C++ Compiler
