diff --git a/crates/oxc_parser/src/lexer/byte_handlers.rs b/crates/oxc_parser/src/lexer/byte_handlers.rs
index 901806bc7ad19..fa88842794504 100644
--- a/crates/oxc_parser/src/lexer/byte_handlers.rs
+++ b/crates/oxc_parser/src/lexer/byte_handlers.rs
@@ -12,6 +12,9 @@ impl Lexer<'_> {
     /// * Lexer must not be at end of file.
     /// * `byte` must be next byte of source code, corresponding to current position of `lexer.source`.
     /// * Only `BYTE_HANDLERS` for ASCII characters may use the `ascii_byte_handler!()` macro.
+    // `#[inline(always)]` to ensure is inlined into `read_next_token`
+    #[expect(clippy::inline_always)]
+    #[inline(always)]
     pub(super) unsafe fn handle_byte(&mut self, byte: u8) -> Kind {
         // SAFETY: Caller guarantees to uphold safety invariants
         unsafe { BYTE_HANDLERS[byte as usize](self) }