diff --git a/src/hb-open-type-private.hh b/src/hb-open-type-private.hh
index add684646628b39b021192510a8bc3fd06cdcdbe..cab0e702ea25ce8f899a46997c25da4fdb316b69 100644
--- a/src/hb-open-type-private.hh
+++ b/src/hb-open-type-private.hh
@@ -655,4 +655,4 @@ struct HeadlessArrayOf
 };
 
 
-#endif /* HB_OPEN_TYPES_PRIVATE_HH */
+#endif /* HB_OPEN_TYPE_PRIVATE_HH */