diff --git a/queries/make/highlights.scm b/queries/make/highlights.scm
index 1777aa610..01b8438f5 100644
--- a/queries/make/highlights.scm
+++ b/queries/make/highlights.scm
@@ -31,6 +31,7 @@
     "&:"
     ":"
     "::"
+    "|"
   ] @operator)
 
 (export_directive