diff --git a/runtime/queries/rust/highlights.scm b/runtime/queries/rust/highlights.scm
index 89449202e..32424ac2a 100644
--- a/runtime/queries/rust/highlights.scm
+++ b/runtime/queries/rust/highlights.scm
@@ -30,6 +30,8 @@
   (string_literal)
   (raw_string_literal)
 ] @string
+(outer_doc_comment_marker "/" @comment)
+(inner_doc_comment_marker "!" @comment)
 [
   (line_comment)
   (block_comment)