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-rw-r--r--rust/syn/lookahead.rs2
1 files changed, 2 insertions, 0 deletions
diff --git a/rust/syn/lookahead.rs b/rust/syn/lookahead.rs
index da13ffc47a7a..a7994cb6ae88 100644
--- a/rust/syn/lookahead.rs
+++ b/rust/syn/lookahead.rs
@@ -1,3 +1,5 @@
+// SPDX-License-Identifier: Apache-2.0 OR MIT
+
use crate::buffer::Cursor;
use crate::error::{self, Error};
use crate::sealed::lookahead::Sealed;