diff --git a/Makefile b/Makefile
index 171f2af..5d9ccd0 100644
--- a/Makefile
+++ b/Makefile
@@ -1,5 +1,5 @@
 CC=clang++
-CFLAGS=-pedantic -Wall
+CFLAGS=-pedantic -Wall -ggdb
 
 list: list.cpp
 	$(CC) $(CFLAGS) $^ -o $@