diff --git a/src/listener_mention.py b/src/listener_mention.py
index 7f382b8..a4ede3f 100644
--- a/src/listener_mention.py
+++ b/src/listener_mention.py
@@ -8,6 +8,7 @@ from dateutil.parser import parse as dateutilparse
 from dateutil.relativedelta import relativedelta, TU, SU
 from loguru import logger
 
+lock = threading.Lock()
 
 def get_control_mention():
     while True:
@@ -17,10 +18,12 @@ def get_control_mention():
         if now_week not in (0, 6):
             time.sleep(30)
             continue
-        if get_state('last_thread_id'):
+        if now_week == 6 and now_hour <= fmn_next_watching_hour: # Предотвращение работы в холстую до начала сеанса
             time.sleep(30)
             continue
-        if now_week == 6 and now_hour <= fmn_next_watching_hour: # Предотвращение работы в холстую до начала сеанса
+        with lock:
+            post_exists = get_state('last_thread_id')
+        if post_exists:
             time.sleep(30)
             continue
         logger.debug('Wait for from admin mention...')