diff --git a/CMakeLists.txt b/CMakeLists.txt

index 08027ce..99e42e1 100644

--- a/CMakeLists.txt

+++ b/CMakeLists.txt

@@ -91,7 +91,6 @@ option(enable_complex16 "Enable complex16 precision library" ON)

 ## add_definitions(-DPRNTlevel=0 -DAdd_)

 ## get_directory_property( DirDefs COMPILE_DEFINITIONS )

 set(CMAKE_C_FLAGS "-DPRNTlevel=0 -DDEBUGlevel=0 ${CMAKE_C_FLAGS}")

-set(CMAKE_C_FLAGS_RELEASE "-O3" CACHE STRING "")

 ######################################################################

 #