diff --git a/scripts/common/rocketchathelper.py b/scripts/common/rocketchathelper.py
index ed0d0ba..8a01922 100644
--- a/scripts/common/rocketchathelper.py
+++ b/scripts/common/rocketchathelper.py
@@ -1,4 +1,5 @@
 from rocketchat_API.rocketchat import RocketChat
+import os
 
 def Connection():
   return RocketChat(None, None, auth_token= os.environ['ROCKETCHAT_AUTH'], user_id= os.environ['ROCKETCHAT_USERID'], server_url=os.environ['ROCKETCHAT_SERVER'])