diff --git a/history.py b/history.py
index b051d94..406a333 100644
--- a/history.py
+++ b/history.py
@@ -2,7 +2,7 @@ import sqlite3, time
 
 class History():
     def __init__(self):
-        self.__db =  sqlite3.connect('history.sqlite')
+        self.__db =  sqlite3.connect('history.sqlite', check_same_thread=False)
         self.__c = self.__db.cursor()
         self.__c.execute("""
                     CREATE TABLE IF NOT EXISTS numbers (