diff --git a/vimrc b/vimrc
index 071c8a5..28bded4 100644
--- a/vimrc
+++ b/vimrc
@@ -86,11 +86,11 @@ function HighlightOverLength(len)
     highlight OverLength ctermbg=blue ctermfg=white guibg=#59292
     execute 'match OverLength /\%'.(a:len+1).'v.\+/'
 endfunction
-autocmd FileType vim      call HighlightOverLength(79)
-autocmd FileType ruby     call HighlightOverLength(79)
-autocmd FileType slim     call HighlightOverLength(79)
-autocmd FileType python   call HighlightOverLength(79)
-autocmd FileType mdown    call HighlightOverLength(79)
+autocmd FileType vim      call HighlightOverLength(80)
+autocmd FileType ruby     call HighlightOverLength(80)
+autocmd FileType slim     call HighlightOverLength(80)
+autocmd FileType python   call HighlightOverLength(80)
+autocmd FileType mdown    call HighlightOverLength(80)
 
 "swap/undo files
 set dir=~/.vim/tmp/swap//,/var/tmp//,/tmp//,.