diff --git a/Makefile.conf b/Makefile.conf
index e07e6d2..5b1120f 100644
--- a/Makefile.conf
+++ b/Makefile.conf
@@ -27,9 +27,3 @@ ifneq (,$(findstring g++,$(CXX)))
 else ifneq (,$(findstring clang,$(CXX)))
     CXXFLAGS+=-fcolor-diagnostics
 endif
-
-ifeq ($(DEBUG),1)
-    CXXFLAGS+=-g -O0
-else
-    CXXFLAGS+=-DNDEBUG=1 -O3
-endif