diff --git a/plugin/table-mode.vim b/plugin/table-mode.vim
index e375a5d..4884837 100644
--- a/plugin/table-mode.vim
+++ b/plugin/table-mode.vim
@@ -109,9 +109,7 @@ function! s:IsTableModeActive()
 endfunction
 
 function! s:ConvertDelimiterToSeparator(line)
-  if a:line
-    execute 'silent! ' . a:line . 's/^\|' . g:table_mode_delimiter . '\|$/' . g:table_mode_separator . '/ge'
-  endif
+  execute 'silent! ' . a:line . 's/^\|' . g:table_mode_delimiter . '\|$/' . g:table_mode_separator . '/ge'
 endfunction
 
 function! s:Tableize()