diff --git a/lexer/src/token.rs b/lexer/src/token.rs
index a97925b..c1008d0 100644
--- a/lexer/src/token.rs
+++ b/lexer/src/token.rs
@@ -13,6 +13,7 @@ pub struct Lex {
 #[derive(Clone, Copy, Debug, Eq, PartialEq)]
 pub enum Token {
     Bool(bool),
+    Num(i64),
     LeftParen,
     RightParen,
     Id