diff --git a/src/html/html_cli.rs b/src/html/html_cli.rs
index 0978fcf..970bd79 100644
--- a/src/html/html_cli.rs
+++ b/src/html/html_cli.rs
@@ -400,7 +400,7 @@ fn parse_register(
         }
     }
     let table = vec![
-        (filling > u16::MAX as _)
+        (filling > u16::MAX as u64)
             .then(|| object!({"headers": (16..32).rev().collect::<Vec<_>>(), "fields": table[0]})),
         (filling > 0)
             .then(|| object!({"headers": (0..16).rev().collect::<Vec<_>>(), "fields": table[1]})),