diff --git a/Makefile b/Makefile
new file mode 100644
index 0000000..88b67f8
--- /dev/null
+++ b/Makefile
@@ -0,0 +1,11 @@
+CC=gcc
+OUTPUT=interp
+
+all: y.tab.c lex.yy.c
+	$(CC) -o $(OUTPUT) y.tab.c lex.yy.c
+
+y.tab.c: interp.y
+	bison -vdty interp.y
+
+lex.yy.c: interp.l
+	flex interp.l