--- Doc/Zsh/builtins.yo.orig	2022-05-08 06:18:22 UTC
+++ Doc/Zsh/builtins.yo
@@ -1221,6 +1221,8 @@ sitem(tt(vmemorysize))(Maximum amount of virtual memor
 sitem(tt(swapsize))(Maximum amount of swap used.)
 sitem(tt(vmemorysize))(Maximum amount of virtual memory.)
+sitem(tt(pipebuf))(Maximum amount of pipe buffer space used.)
+sitem(tt(virtualmachines))(Maximum number of virtual machines.)
 endsitem()
 
 Which of these resource limits are available depends on the system.