diff --git a/AngelSword.py b/AngelSword.py
index c79a08b..a4fc5e3 100755
--- a/AngelSword.py
+++ b/AngelSword.py
@@ -3,6 +3,7 @@
 #Author: Lucifer
 #Prog: Main
 #date: changeby 2017-8-21 
+
 import os
 import re
 import io 
@@ -14,12 +15,16 @@ from termcolor import cprint
 from urllib.parse import urlparse
 from information.informationmain import *
 from cms.cmsmain import *
-from pocdb import pocdb_pocs
+try:
+    from pocdb import pocdb_pocs
+except Exception as e:
+    print(e)
 from industrial.industrialmain import *
 from system.systemmain import *
 from hardware.hardwaremain import *
 from multiprocessing import Pool
 from multiprocessing.dummy import Pool as ThreadPool
+
 warnings.filterwarnings("ignore")
 sys.stdout = io.TextIOWrapper(sys.stdout.buffer, encoding='utf-8')
 SEARCH_HISTORY = dict()
diff --git a/requirements.txt b/requirements.txt
index ba0d167..306c1f5 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,7 +1,9 @@
-pexpect==4.2.1
-requests==2.19.1
-pymongo==3.7.1
-paramiko==2.1.1
-beautifulsoup4==4.6.3
-pymysql==0.9.2
+paramiko==2.4.2
+pymongo==3.7.2
+PyMySQL==0.9.2
+pexpect==4.6.0
 termcolor==1.1.0
+requests==2.20.0
+beautifulsoup4==4.6.3
+elasticsearch==6.3.1
+redis==2.10.6