diff --git a/sublist/sublist.py b/sublist/sublist.py
index ca9854c..e02b83f 100644
--- a/sublist/sublist.py
+++ b/sublist/sublist.py
@@ -13,10 +13,10 @@
 
 # Possible sublist categories.
 # Change the values as you see fit.
-SUBLIST = "SUBLIST"
-SUPERLIST = "SUPERLIST"
-EQUAL = "EQUAL"
-UNEQUAL = "UNEQUAL"
+SUBLIST = 0
+SUPERLIST = 1
+EQUAL = 2
+UNEQUAL = 3
 
 
 def sublist(list_one: list, list_two: list) -> str: