diff --git a/CMakeLists.txt b/CMakeLists.txt
index cccc3c0..3416c6e 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -50,18 +50,6 @@
     SET(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -fvisibility=hidden -fvisibility-inlines-hidden -Wl,--exclude-libs,ALL")
 endif ("${CMAKE_CXX_COMPILER_ID}" STREQUAL "GNU")
 
-if ("${CMAKE_CXX_COMPILER_ID}" STREQUAL "GNU")
-    # Enable link time optimization
-    # This is a temporary workaround because INTERPROCEDURAL_OPTIMIZATION isn't available until cmake 3.9.
-    # gcc-ar and gcc-ranlib are wrappers around ar and ranlib which add the lto plugin to the command line.
-    STRING(REGEX REPLACE "ar$" "gcc-ar" CMAKE_AR ${CMAKE_AR})
-    STRING(REGEX REPLACE "ranlib$" "gcc-ranlib" CMAKE_RANLIB ${CMAKE_RANLIB})
-    SET(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -flto -fno-fat-lto-objects")
-
-    # Reduce the binary size by removing unnecessary dynamic symbol table entries
-    SET(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -fvisibility=hidden -fvisibility-inlines-hidden -Wl,--exclude-libs,ALL")
-endif ("${CMAKE_CXX_COMPILER_ID}" STREQUAL "GNU")
-
 #add_definitions(-DBOOST_ASIO_ENABLE_HANDLER_TRACKING)
 add_definitions(-DBOOST_ERROR_CODE_HEADER_ONLY)
 add_definitions(-DBOOST_SYSTEM_NO_DEPRECATED)