diff --git a/.gitignore b/.gitignore
index 3698c0ef..cc07c931 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,3 +1,4 @@
 *~
 *.swp
 tags
+.DS_Store
diff --git a/syntax_checkers/less.vim b/syntax_checkers/less.vim
index f561fdf6..acc12ef6 100644
--- a/syntax_checkers/less.vim
+++ b/syntax_checkers/less.vim
@@ -25,7 +25,7 @@ endif
 
 function! SyntaxCheckers_less_GetLocList()
     let makeprg = 'lessc '. g:syntastic_less_options .' '.  shellescape(expand('%')) . ' /dev/null'
-    let errorformat = 'Syntax %trror on line %l in %f,Syntax %trror on line %l,! Syntax %trror: on line %l: %m,%-G%.%#'
+    let errorformat = 'ParseError:\ Syntax\ Error\ on\ line\ %[0-9]%#\ in\ %f\:%l\:%c, Syntax %trror on line %l in %f,Syntax %trror on line %l,! Syntax %trror: on line %l: %m,%-G%.%#'
     return SyntasticMake({ 'makeprg': makeprg,
                          \ 'errorformat': errorformat,
                          \ 'defaults': {'bufnr': bufnr(""), 'text': "Syntax error"} })