diff --git a/plugins/simdht/class/mysql.py b/plugins/simdht/class/simdht_mysql.py
similarity index 95%
rename from plugins/simdht/class/mysql.py
rename to plugins/simdht/class/simdht_mysql.py
index c3a68a4fb..f682014dd 100755
--- a/plugins/simdht/class/mysql.py
+++ b/plugins/simdht/class/simdht_mysql.py
@@ -7,7 +7,7 @@ import sys
 sys.path.append("/usr/local/lib/python2.7/site-packages")
 
 
-class mysql:
+class simdht_mysql:
     __DB_PASS = None
     __DB_USER = 'root'
     __DB_PORT = 3306
diff --git a/plugins/simdht/index.py b/plugins/simdht/index.py
index ef13fd982..d5a635317 100755
--- a/plugins/simdht/index.py
+++ b/plugins/simdht/index.py
@@ -24,7 +24,7 @@ def getPluginDir():
     return mw.getPluginDir() + '/' + getPluginName()
 
 sys.path.append(getPluginDir() + "/class")
-import mysql
+import simdht_mysql
 
 
 def getServerDir():
@@ -216,7 +216,7 @@ def getDbConfInfo():
 
 def pMysqlDb():
     data = getDbConfInfo()
-    conn = mysql.mysql()
+    conn = simdht_mysql.simdht_mysql()
     conn.setHost(data['DB_HOST'])
     conn.setUser(data['DB_USER'])
     conn.setPwd(data['DB_PASS'])
@@ -271,7 +271,7 @@ def getTrendData():
         three = getMinData(pdb, 10)
         return mw.getJson([one, two, three])
     except Exception as e:
-        print str(e)
+        # print str(e)
         return mw.getJson([0, 0, 0])
 
 
diff --git a/requirements.txt b/requirements.txt
index 4407e3b01..74c0f7edd 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -18,6 +18,6 @@ requests==2.20.0
 ConfigParser==3.5.0
 MySQL-python==1.2.5
 mysql-connector-python
-flask-socketio==3.0.2
+flask-socketio==3.0.1
 python-engineio==3.4.1
 # pytest-shutil
\ No newline at end of file