diff --git a/Makefile b/Makefile
index 0b20beb..e5113bb 100644
--- a/Makefile
+++ b/Makefile
@@ -6,5 +6,5 @@ KERNEL_MODULE_OBJECT_FILE_LIST := irqsync.o kgdboe_main.o kgdboe_io.o nethook.o
 
 obj-m := $(KERNEL_MODULE_NAME).o
 $(KERNEL_MODULE_NAME)-y += $(KERNEL_MODULE_OBJECT_FILE_LIST)
-ccflags-y := -ggdb -Og -std=gnu99
+ccflags-y := -ggdb -O0 -std=gnu99 -D_FORTIFY_SOURCE=0