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-rw-r--r--rust/syn/scan_expr.rs2
1 files changed, 2 insertions, 0 deletions
diff --git a/rust/syn/scan_expr.rs b/rust/syn/scan_expr.rs
index 3d88cf06acea..a5fd1ddc1501 100644
--- a/rust/syn/scan_expr.rs
+++ b/rust/syn/scan_expr.rs
@@ -1,3 +1,5 @@
+// SPDX-License-Identifier: Apache-2.0 OR MIT
+
use self::{Action::*, Input::*};
use proc_macro2::{Delimiter, Ident, Spacing, TokenTree};
use syn::parse::{ParseStream, Result};