diff --git a/runtime/doc/eval.txt b/runtime/doc/eval.txt
index 34a1fdb..0860aab 100644
--- a/runtime/doc/eval.txt
+++ b/runtime/doc/eval.txt
@@ -6095,6 +6095,7 @@
 listcmds		Compiled with commands for the buffer list |:files|
 			and the argument list |arglist|.
 localmap		Compiled with local mappings and abbr. |:map-local|
+lua			Compiled with Lua interface |Lua|.
 mac			Macintosh version of Vim.
 macunix			Macintosh version of Vim, using Unix files (OS-X).
 menu			Compiled with support for |:menu|.