diff --git a/src/tokens.rs b/src/tokens.rs
index e91824a43..86e9a823c 100644
--- a/src/tokens.rs
+++ b/src/tokens.rs
@@ -6,7 +6,7 @@ pub enum Case {
     None,
 }
 
-#[derive(Debug, Clone, Default, PartialEq, Eq, Hash)]
+#[derive(Debug, Clone, PartialEq, Eq, Hash)]
 pub struct ParserBuilder {
     ignore_hex: bool,
 }
@@ -33,6 +33,12 @@ impl ParserBuilder {
     }
 }
 
+impl Default for ParserBuilder {
+    fn default() -> Self {
+        Self { ignore_hex: false }
+    }
+}
+
 #[derive(Debug, Clone)]
 pub struct Parser {
     words_str: regex::Regex,