diff --git a/runtime/indent/lua.vim b/runtime/indent/lua.vim
index 35b08d4..ce6cfe1 100644
--- a/runtime/indent/lua.vim
+++ b/runtime/indent/lua.vim
@@ -4,6 +4,7 @@
 " First Author:	Max Ischenko <mfi 'at' ukr.net>
 " Last Change:	2017 Jun 13
 "		2022 Sep 07: b:undo_indent added by Doug Kearns
+"		2024 Jul 27: by Vim project: match '(', ')' in function GetLuaIndentIntern()
 
 " Only load this indent file when no other was loaded.
 if exists("b:did_indent")
@@ -46,12 +47,12 @@
   endif
 
   " Add a 'shiftwidth' after lines that start a block:
-  " 'function', 'if', 'for', 'while', 'repeat', 'else', 'elseif', '{'
+  " 'function', 'if', 'for', 'while', 'repeat', 'else', 'elseif', '{', '('
   let ind = indent(prevlnum)
   let prevline = getline(prevlnum)
   let midx = match(prevline, '^\s*\%(if\>\|for\>\|while\>\|repeat\>\|else\>\|elseif\>\|do\>\|then\>\)')
   if midx == -1
-    let midx = match(prevline, '{\s*\%(--\%([^[].*\)\?\)\?$')
+    let midx = match(prevline, '\%({\|(\)\s*\%(--\%([^[].*\)\?\)\?$')
     if midx == -1
       let midx = match(prevline, '\<function\>\s*\%(\k\|[.:]\)\{-}\s*(')
     endif
@@ -65,9 +66,9 @@
     endif
   endif
 
-  " Subtract a 'shiftwidth' on end, else, elseif, until and '}'
+  " Subtract a 'shiftwidth' on end, else, elseif, until, '}' and ')'
   " This is the part that requires 'indentkeys'.
-  let midx = match(getline(v:lnum), '^\s*\%(end\>\|else\>\|elseif\>\|until\>\|}\)')
+  let midx = match(getline(v:lnum), '^\s*\%(end\>\|else\>\|elseif\>\|until\>\|}\|)\)')
   if midx != -1 && synIDattr(synID(v:lnum, midx + 1, 1), "name") != "luaComment"
     let ind = ind - shiftwidth()
   endif