diff --git a/runtime/doc/lua.txt b/runtime/doc/lua.txt
index 0e58d1b1fe..3302a00b6a 100644
--- a/runtime/doc/lua.txt
+++ b/runtime/doc/lua.txt
@@ -2087,9 +2087,9 @@ add({filetypes})                                          *vim.filetype.add()*
                        priority = -math.huge,
                        function(path, bufnr)
                          local content = vim.filetype.getlines(bufnr, 1)
-                         if vim.filetype.matchregex(content, { [[^#!.*\<mine\>]] }) then
+                         if vim.filetype.matchregex(content, [[^#!.*\<mine\>]]) then
                            return 'mine'
-                         elseif vim.filetype.matchregex(content, { [[\<drawing\>]] }) then
+                         elseif vim.filetype.matchregex(content, [[\<drawing\>]]) then
                            return 'drawing'
                          end
                        end,
diff --git a/runtime/lua/vim/filetype.lua b/runtime/lua/vim/filetype.lua
index 9c59442caf..1b209e6a9d 100644
--- a/runtime/lua/vim/filetype.lua
+++ b/runtime/lua/vim/filetype.lua
@@ -2275,9 +2275,9 @@ end
 ---       priority = -math.huge,
 ---       function(path, bufnr)
 ---         local content = vim.filetype.getlines(bufnr, 1)
----         if vim.filetype.matchregex(content, { [[^#!.*\\<mine\\>]] }) then
+---         if vim.filetype.matchregex(content, [[^#!.*\\<mine\\>]]) then
 ---           return 'mine'
----         elseif vim.filetype.matchregex(content, { [[\\<drawing\\>]] }) then
+---         elseif vim.filetype.matchregex(content, [[\\<drawing\\>]]) then
 ---           return 'drawing'
 ---         end
 ---       end,