diff --git a/src/vim9class.c b/src/vim9class.c
index e85cf82..22db751 100644
--- a/src/vim9class.c
+++ b/src/vim9class.c
@@ -1738,6 +1738,7 @@
 
 /*
  * Handle ":class" and ":abstract class" up to ":endclass".
+ * Handle ":enum" up to ":endenum".
  * Handle ":interface" up to ":endinterface".
  */
     void