diff --git a/taptap/tap_split_tags.py b/taptap/tap_split_tags.py
index 4748367..8a9abcb 100644
--- a/taptap/tap_split_tags.py
+++ b/taptap/tap_split_tags.py
@@ -3,7 +3,6 @@ from ops.mmysql import MysqlBase
 from ops.plog import define_logger
 import logging
 import datetime
-from collections import defaultdict
 import pdb
 define_logger("/data/logs/ops/split_tags.log")
 log = logging.getLogger(__name__)
@@ -21,8 +20,7 @@ class SplitTapTags:
     def run(self):
         all = dict()
         for types in self.type:
-            pdb.set_trace()
-            all[types] = defaultdict[dict]
+            all[types] = {}
             sql = f"""select
                 tags 
             from
@@ -36,7 +34,7 @@ class SplitTapTags:
                     if line:
                         try:
                             for item in line[0].split(","):
-                                all[types][item] = all[types].get('item', 0) + 1
+                                all[types][item] = all[types].get(item, 0) + 1
                         except Exception:
                             log.error(f"split {line} failed!", exc_info=True)
         print(all)