diff --git a/mining/DBInterface.py b/mining/DBInterface.py
index 04fec8a..4fddd41 100644
--- a/mining/DBInterface.py
+++ b/mining/DBInterface.py
@@ -187,7 +187,10 @@ class DBInterface():
         return self.dbi.list_users()
     
     def get_user(self, id):
-        return self.dbi.get_user(id)
+        if self.cache.get(id) is None:
+            self.cache.set(id,self.dbi.get_user(id))
+        return self.cache.get(id)
+ 
 
     def user_exists(self, username):
         if self.cache.get(username) is not None: