diff --git a/CMakeLists.txt b/CMakeLists.txt
index 6cb75ea9..53c0e351 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -50,6 +50,7 @@ endif()
 
 if (NOT CMAKE_BUILD_TYPE STREQUAL "Debug")
     add_definitions(-DNDEBUG)
+	set(CMAKE_INTERPROCEDURAL_OPTIMIZATION TRUE)
 endif()
 
 add_subdirectory(src)