diff --git a/src/operators/LibChecker.py b/src/operators/LibChecker.py
index 730fd4c..0d3896d 100644
--- a/src/operators/LibChecker.py
+++ b/src/operators/LibChecker.py
@@ -25,7 +25,7 @@ class LibChecker(LibOperator):
         self,
         input_queue: queue.Queue,
         output_queue: queue.Queue,
-        driver
+        driver: any
     ):
 
         super().__init__(input_queue, output_queue)
diff --git a/src/operators/LibCheckin.py b/src/operators/LibCheckin.py
index 5791e82..3cc19cc 100644
--- a/src/operators/LibCheckin.py
+++ b/src/operators/LibCheckin.py
@@ -25,7 +25,7 @@ class LibCheckin(LibOperator):
         self,
         input_queue: queue.Queue,
         output_queue: queue.Queue,
-        driver
+        driver: any
     ):
 
         super().__init__(input_queue, output_queue)
diff --git a/src/operators/LibCheckout.py b/src/operators/LibCheckout.py
index b08ffeb..8a5b8af 100644
--- a/src/operators/LibCheckout.py
+++ b/src/operators/LibCheckout.py
@@ -25,7 +25,7 @@ class LibCheckout(LibOperator):
         self,
         input_queue: queue.Queue,
         output_queue: queue.Queue,
-        driver
+        driver: any
     ):
 
         super().__init__(input_queue, output_queue)
diff --git a/src/operators/LibLogin.py b/src/operators/LibLogin.py
index 85c5945..71be656 100644
--- a/src/operators/LibLogin.py
+++ b/src/operators/LibLogin.py
@@ -26,7 +26,7 @@ class LibLogin(LibOperator):
         self,
         input_queue: queue.Queue,
         output_queue: queue.Queue,
-        driver
+        driver: any
     ):
 
         super().__init__(input_queue, output_queue)
diff --git a/src/operators/LibLogout.py b/src/operators/LibLogout.py
index 920b42b..a756202 100644
--- a/src/operators/LibLogout.py
+++ b/src/operators/LibLogout.py
@@ -22,7 +22,7 @@ class LibLogout(LibOperator):
         self,
         input_queue: queue.Queue,
         output_queue: queue.Queue,
-        driver
+        driver: any
     ):
 
         super().__init__(input_queue, output_queue)
diff --git a/src/operators/LibRenew.py b/src/operators/LibRenew.py
index 2f8ba05..dbf00d3 100644
--- a/src/operators/LibRenew.py
+++ b/src/operators/LibRenew.py
@@ -8,8 +8,14 @@ You may use, modify, and distribute this file under the terms of the MIT License
 See the LICENSE file for details.
 """
 import os
+import time
 import queue
 
+from datetime import datetime, timedelta
+from selenium.webdriver.common.by import By
+from selenium.webdriver.support.ui import WebDriverWait
+from selenium.webdriver.support import expected_conditions as EC
+
 from base.LibOperator import LibOperator
 
 
@@ -19,7 +25,7 @@ class LibRenew(LibOperator):
         self,
         input_queue: queue.Queue,
         output_queue: queue.Queue,
-        driver
+        driver: any
     ):
 
         super().__init__(input_queue, output_queue)
diff --git a/src/operators/LibReserve.py b/src/operators/LibReserve.py
index 07083c1..e7a6e92 100644
--- a/src/operators/LibReserve.py
+++ b/src/operators/LibReserve.py
@@ -25,7 +25,7 @@ class LibReserve(LibOperator):
         self,
         input_queue: queue.Queue,
         output_queue: queue.Queue,
-        driver
+        driver: any
     ):
 
         super().__init__(input_queue, output_queue)