diff --git a/CMakeLists.txt b/CMakeLists.txt
index 46505922..40071be4 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -98,6 +98,10 @@ if(CMAKE_SYSTEM_PROCESSOR STREQUAL "i686" OR CMAKE_SYSTEM_PROCESSOR STREQUAL "X8
     set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} ${FLOAT_FLAGS}")
 endif()
 
+if(ENABLE_LTO)
+    set(CMAKE_INTERPROCEDURAL_OPTIMIZATION TRUE)
+endif()
+
 if(ENABLE_OPENMP)
     include(FindOpenMP)
     if(OpenMP_FOUND)