diff --git a/runtime/queries/rust/highlights.scm b/runtime/queries/rust/highlights.scm
index 99cb8381..4b0c018e 100644
--- a/runtime/queries/rust/highlights.scm
+++ b/runtime/queries/rust/highlights.scm
@@ -311,6 +311,7 @@
   ">>"
   "<<"
   ">>="
+  "<<="
   "@"
   ".."
   "..="