diff --git a/lua/is_in_user_dict.lua b/lua/is_in_user_dict.lua
index deecfd7..11d1aba 100644
--- a/lua/is_in_user_dict.lua
+++ b/lua/is_in_user_dict.lua
@@ -7,19 +7,18 @@ local M = {}
 function M.init(env)
     local config = env.engine.schema.config
     env.name_space = env.name_space:gsub('^*', '')
-    M.is_in_user_dict = config:get_bool(env.name_space)
+    M.is_in_user_dict = config:get_bool(env.name_space) or nil
 end
 
-function M.func(input, env)
+local is_user = {
+    user_table = true,
+    user_phrase = true,
+}
+
+function M.func(input)
     for cand in input:iter() do
-        if M.is_in_user_dict then
-            if cand.type == "user_phrase" then
-                cand.comment = cand.comment .. '*'
-            end
-        else
-            if cand.type ~= "user_phrase" then
-                cand.comment = cand.comment .. '*'
-            end
+        if is_user[cand.type] == M.is_in_user_dict then
+            cand.comment = cand.comment .. '*'
         end
         yield(cand)
     end