diff --git a/setup.py b/setup.py
index 964acf99..bea041c3 100644
--- a/setup.py
+++ b/setup.py
@@ -40,12 +40,14 @@
     url="https://github.com/xaoyaoo/PyWxDump",
     license='MIT',
 
-    packages=['pywxdump', 'pywxdump.ui', 'pywxdump.wx_info', 'pywxdump.analyzer', 'pywxdump.api'],
+    packages=['pywxdump', 'pywxdump.ui', 'pywxdump.wx_info', 'pywxdump.analyzer', 'pywxdump.api',
+              'pywxdump.dbpreprocess'],
     package_dir={'pywxdump': 'pywxdump',
                  'pywxdump.wx_info': 'pywxdump/wx_info',
                  'pywxdump.analyzer': 'pywxdump/analyzer',
                  'pywxdump.ui': 'pywxdump/ui',
                  'pywxdump.api': 'pywxdump/api',
+                 'pywxdump.dbpreprocess': 'pywxdump/dbpreprocess'
                  },
 
     package_data={