diff --git a/src/vim.h b/src/vim.h
index 0a08cd6..e2514cf 100644
--- a/src/vim.h
+++ b/src/vim.h
@@ -1127,6 +1127,8 @@
     EVENT_CURSORMOVEDI,		/* cursor was moved in Insert mode */
     EVENT_TABLEAVE,		/* before leaving a tab page */
     EVENT_TABENTER,		/* after entering a tab page */
+    EVENT_SHELLCMDPOST,		/* after ":!cmd" */
+    EVENT_SHELLFILTERPOST,	/* after ":1,2!cmd", ":w !cmd", ":r !cmd". */
     NUM_EVENTS			/* MUST be the last one */
 };