diff --git a/autoload/gutentags/ctags.vim b/autoload/gutentags/ctags.vim
index e5095c1..f2e84bb 100644
--- a/autoload/gutentags/ctags.vim
+++ b/autoload/gutentags/ctags.vim
@@ -172,7 +172,7 @@ function! gutentags#ctags#generate(proj_dir, tags_file, gen_opts) abort
     if l:use_tag_relative_opt
         let l:cmd += ['-O', shellescape("--tag-relative=yes")]
     endif
-    for extra_arg in g:gutentags_ctags_extra_args
+    for extra_arg in g:gutentags_ctags_extra_args + getbufvar("", "gutentags_ctags_extra_args", [])
         let l:cmd += ['-O', shellescape(extra_arg)]
     endfor
     if !empty(g:gutentags_ctags_post_process_cmd)
diff --git a/doc/gutentags.txt b/doc/gutentags.txt
index b4ce309..1196bea 100644
--- a/doc/gutentags.txt
+++ b/doc/gutentags.txt
@@ -622,6 +622,11 @@ g:gutentags_ctags_extra_args
                         A list of arguments to pass to `ctags`.
                         Defaults to `[]`.
 
+b:gutentags_ctags_extra_args
+                        Like g:gutentags_ctags_extra_args but only valid for
+                        the current buffer.
+                        Defaults to `[]`.
+
                                                 *gutentags_ctags_post_process_cmd*
 g:gutentags_ctags_post_process_cmd
                         If defined, the tags generation script will run the