diff --git a/CMakeLists.txt b/CMakeLists.txt
index d8507aa14d437c493b8a91ab0500eb7fecfcb238..72c2eb7e64e8c2cb9cde65e0c56ad210b15a6c72 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -12,7 +12,7 @@ set(CMAKE_CXX_EXTENSIONS OFF)
 # Add compiler flags
 if(CMAKE_COMPILER_IS_GNUCC)
 
-  set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS}  -fpermissive -std=c++17 -pthread -Og ")
+  set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS}  -fpermissive -std=c++17 -pthread -Og -DNDEBUG")
 
 endif()