diff --git a/CMakeLists.txt b/CMakeLists.txt
index 0eef002..2cdc67f 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -12,7 +12,7 @@ set(blueNoiseGen_SOURCES
 add_compile_options(
     -Wall -Wextra -Wpedantic
     $<$<COMPILE_LANGUAGE:CXX>:-Weffc++>
-    $<$<CONFIG:DEBUG>:-O0>
+    $<$<CONFIG:DEBUG>:-Og>
 )
 
 if(NOT DEFINED CMAKE_BUILD_TYPE OR NOT CMAKE_BUILD_TYPE)