diff --git a/Makefile b/Makefile
index 1602b6b0..a50c5cbc 100644
--- a/Makefile
+++ b/Makefile
@@ -5,13 +5,13 @@ all: build run
 build: build-lib build-main
 
 build-main:
-	$(CC) -Wall -o bin/picrin -I./include -L./lib -lpicrin -lreadline tools/main.c
+	$(CC) -Wall -g -o bin/picrin -I./include -L./lib -lpicrin -lreadline tools/main.c
 
 build-lib:
 	cd src; \
 	yacc -d parse.y; \
 	lex scan.l
-	 $(CC) -Wall -shared -o lib/libpicrin.so -I./include -I./extlib src/*.c
+	 $(CC) -Wall -g -shared -o lib/libpicrin.so -I./include -I./extlib src/*.c
 
 clean:
 	rm -f src/y.tab.c src/y.tab.h src/lex.yy.c