diff --git a/src/vim9.h b/src/vim9.h
index f8e5e56..443eaeb 100644
--- a/src/vim9.h
+++ b/src/vim9.h
@@ -164,6 +164,8 @@
     ISN_COMPAREDICT,
     ISN_COMPAREFUNC,
     ISN_COMPAREANY,
+    ISN_COMPARECLASS,
+    ISN_COMPAREOBJECT,
 
     // expression operations
     ISN_CONCAT,     // concatenate isn_arg.number strings