diff --git a/vimrc b/vimrc
index 0cd7e30..516dcb0 100644
--- a/vimrc
+++ b/vimrc
@@ -121,6 +121,8 @@ let g:campo_custom_search_args = ""
 " CTAGS
 """"""""""""""
 
+" I use the ctags executable from https://github.com/universal-ctags/ctags-win32/releases
+
 " If != 0 then ctag generation will always happen on a file save, otherwise
 " it'll only be triggered if the file being saved has an extension in the
 " g:campo_extensions_that_run_ctags list.
@@ -1064,7 +1066,7 @@ augroup END
 hi def link MyNotes Notes
 
 augroup vimrc_notices
-    au!
+    autocmd!
     autocmd Syntax * syn match MyNotices /\v<(WARNING|IMPORTANT):/
           \ containedin=.*Comment,vimCommentTitle
 augroup END
@@ -1138,9 +1140,23 @@ function! ExecuteRunScript()
     exec "AsyncRun! -post=call\\ StopRunTask() ./run %"
 endfunction
 
+function! Build()
+    let l:extension = tolower(expand('%:e'))
+    if l:extension == "jai"
+        exec "AsyncRun! -save=2 jai %"
+    else
+        exec "AsyncRun! -save=2 ./build* %"
+    endif
+endfunction
+
 function! SilentBuild()
     AsyncStop
-    exec "AsyncRun! -save=2 -post=call\\ HideAsyncResults() ./build* %"
+    let l:extension = tolower(expand('%:e'))
+    if l:extension == "jai"
+        exec "AsyncRun! -save=2 -post=call\\ HideAsyncResults() jai %"
+    else
+        exec "AsyncRun! -save=2 -post=call\\ HideAsyncResults() ./build* %"
+    endif
 endfunction
 
 " Show results window the moment the async job starts
@@ -1157,7 +1173,7 @@ nnoremap <leader>bc :call ToggleBuildResults()<cr>
 noremap <F10> :call HideBuildResultsAndClearErrors()<cr>
 
 " Execute build script
-nnoremap <leader>b :AsyncRun! -save=2 ./build* %<cr>
+nnoremap <leader>b :call Build()<cr>
 nnoremap <F8> :call SilentBuild()<cr>
 
 " Execute run script