1 files changed, 6 insertions, 3 deletions
diff --git a/src/useflag/parsers.rs b/src/useflag/parsers.rs
index fc371a6..ca5929d 100644
--- a/src/useflag/parsers.rs
+++ b/src/useflag/parsers.rs
@@ -1,4 +1,4 @@
-use mon::{Parser, ParserIter, alphanumeric, one_of, tag};
+use mon::{Parser, ParserIter, ascii_alphanumeric, one_of, tag};
 
 use crate::{
     Parseable,
@@ -9,8 +9,11 @@ impl<'a> Parseable<'a, &'a str> for UseFlag {
     type Parser = impl Parser<&'a str, Output = Self>;
 
     fn parser() -> Self::Parser {
-        let start = alphanumeric();
-        let rest = alphanumeric().or(one_of("+_@-".chars())).repeated().many();
+        let start = ascii_alphanumeric();
+        let rest = ascii_alphanumeric()
+            .or(one_of("+_@-".chars()))
+            .repeated()
+            .many();
 
         start
             .and(rest)