diff --git a/.config/nvim/lua/my/functions.lua b/.config/nvim/lua/my/functions.lua
index c05ecb0..c3c5c8f 100644
--- a/.config/nvim/lua/my/functions.lua
+++ b/.config/nvim/lua/my/functions.lua
@@ -1,5 +1,5 @@
 -- remove trailing whitespace
-function my_remove_trailing_whitespace()
+function MY_remove_trailing_whitespace()
     local curpos = vim.api.nvim_win_get_cursor(0)
     vim.cmd([[keeppatterns %s/\s\+$//e]])
     vim.api.nvim_win_set_cursor(0, curpos)
@@ -14,11 +14,11 @@ vim.api.nvim_create_autocmd(
             '*.lua', '*.cpp',
             '*.hpp', '*.conf', '*.cfg', '*.ini'
         },
-        callback = my_remove_trailing_whitespace
+        callback = MY_remove_trailing_whitespace
     }
 )
 
-function my_insert_modeline()
+function MY_insert_modeline()
     local comment_string = vim.o.commentstring
     local space_maybe = ''
     if string.match(comment_string, '%%s(.*)') ~= '' then
@@ -55,10 +55,10 @@ function my_insert_modeline()
         print('modeline inserted')
     end
 end
-vim.cmd([[command! ModelineInsert lua my_insert_modeline()]])
+vim.cmd([[command! ModelineInsert lua MY_insert_modeline()]])
 
 -- set colorcolumn to textwidth after buffer is displayed or option is changed
-function my_set_colorcolumn()
+function MY_set_colorcolumn()
     if vim.o.textwidth > 0 then
         vim.opt_local.colorcolumn = { vim.o.textwidth }
     else
@@ -70,7 +70,7 @@ vim.api.nvim_create_autocmd(
     { 'BufEnter' },
     {
         group = 'config_settings',
-        callback = my_set_colorcolumn
+        callback = MY_set_colorcolumn
     }
 )
 vim.api.nvim_create_autocmd(
@@ -78,6 +78,6 @@ vim.api.nvim_create_autocmd(
     {
         group = 'config_settings',
         pattern = { 'textwidth' },
-        callback = my_set_colorcolumn
+        callback = MY_set_colorcolumn
     }
 )