diff --git a/src/tokenizer/token.rs b/src/tokenizer/token.rs
index ac0729e..232c4b6 100644
--- a/src/tokenizer/token.rs
+++ b/src/tokenizer/token.rs
@@ -4,6 +4,7 @@
 //! A [Token] represents all valid sequences of characters,
 //! sorted by meaning
 
+use crate::Error;
 use regex::Regex;
 use std::{
     fmt::{Debug, Display},
@@ -56,8 +57,6 @@ impl<$t> From<&$t str> for $type {
 };
 }
 
-use crate::Error;
-
 #[derive(Clone, Copy, PartialEq, Eq, PartialOrd, Ord, Hash)]
 pub struct Token<'text> {
     /// The type of this token
@@ -194,7 +193,7 @@ regex_impl! {<'text> Token<'text> {
         regex!(Type::RadixMarkerBin = r"(?i)^0b")
     }
     pub fn expect_number(text: &str) -> Option<Self> {
-        regex!(Type::Number = r"^+?[[:xdigit:]]{1,5}")
+        regex!(Type::Number = r"^+?[[:xdigit:]]+")
     }
     pub fn expect_minus(text: &str) -> Option<Self> {
         regex!(Type::Minus = r"^-")