diff --git a/plugin/searchtasks.vim b/plugin/searchtasks.vim
index a6337db..d986f76 100644
--- a/plugin/searchtasks.vim
+++ b/plugin/searchtasks.vim
@@ -6,9 +6,12 @@ if exists("g:searchtasks_loaded") || &cp || v:version < 700
   finish
 endif
 
-let g:searchtasks_list=["TODO", "FIXME", "XXX"]
 let g:searchtasks_loaded=1
 
+if !exists("g:searchtasks_list")
+  let g:searchtasks_list=["TODO", "FIXME", "XXX"]
+endif
+
 " Search tasks {{{
 function s:SearchTasks(directory)
   if a:directory