diff --git a/app_python/unittests.py b/app_python/unittests.py
index 7c5784781e..7b95d5514a 100644
--- a/app_python/unittests.py
+++ b/app_python/unittests.py
@@ -96,9 +96,9 @@ def test_full_response(self):
         except Exception:
             time_zone = pytz.timezone("Europe/Moscow")
 
-        self.assertEqual(current_time(), f"Current time in {time_zone} is {datetime.now(time_zone).strftime("%H:%M:%S")}")
+        self.assertEqual(current_time(), f"Current time in {time_zone} is {datetime.now(time_zone).strftime('%H:%M:%S')}")
             
 
 
 if __name__ == "__main__":
-    unittest.main()
\ No newline at end of file
+    unittest.main()