diff --git a/hide_commands/__init__.py b/hide_commands/__init__.py
index f36d7748f..3f71258af 100644
--- a/hide_commands/__init__.py
+++ b/hide_commands/__init__.py
@@ -1 +1 @@
-from .commands import (SetResolution, SetPosition)
\ No newline at end of file
+from .commands import SetPosition, SetResolution
diff --git a/hide_commands/commands.py b/hide_commands/commands.py
index f23090a2c..4abfcd95b 100644
--- a/hide_commands/commands.py
+++ b/hide_commands/commands.py
@@ -9,23 +9,23 @@
 
 """
 import logging
-
 from tkinter import ttk
 
+from selenium.webdriver import Firefox
+
 from openwpm.commands.types import BaseCommand
 from openwpm.config import BrowserParams, ManagerParams
 from openwpm.socket_interface import ClientSocket
 
-from selenium.webdriver import Firefox
-
 
-def get_screen_resolution(driver):
+def get_screen_resolution(driver: Firefox) -> list[int]:
     return driver.execute_script("return [screen.width, screen.height];")
-    
+
 
 class SetResolution(BaseCommand):
-    """ Sets the browser window resolution """
-    def __init__(self, width, height) -> None:
+    """Sets the browser window resolution"""
+
+    def __init__(self, width: int, height: int) -> None:
         self.logger = logging.getLogger("openwpm")
         self.width = width
         self.height = height
@@ -39,22 +39,22 @@ def execute(
         browser_params: BrowserParams,
         manager_params: ManagerParams,
         extension_socket: ClientSocket,
-        ):
-                
+    ) -> None:
         self.logger.info(f"Setting window resolution to {self.width} x {self.height} ")
         driver.set_window_size(self.width, self.height)
-        
+
         resolution = get_screen_resolution(driver)
         if resolution[0] <= self.width or resolution[1] <= self.height:
             self.logger.warn(
-            f"Browser window resolution ({self.width} x {self.height}) exceeds " +
-            f"screen resolution ({resolution[0]} x {resolution[1]})")
-        
-        
+                f"Browser window resolution ({self.width} x {self.height}) exceeds "
+                + f"screen resolution ({resolution[0]} x {resolution[1]})"
+            )
+
 
 class SetPosition(BaseCommand):
-    """ Sets the browser window position """
-    def __init__(self, x, y) -> None:
+    """Sets the browser window position"""
+
+    def __init__(self, x: int, y: int) -> None:
         self.logger = logging.getLogger("openwpm")
         self.x = x
         self.y = y
@@ -68,6 +68,5 @@ def execute(
         browser_params: BrowserParams,
         manager_params: ManagerParams,
         extension_socket: ClientSocket,
-        ):
-        
-        driver.set_window_position(self.x, self.y, windowHandle='current')
\ No newline at end of file
+    ) -> None:
+        driver.set_window_position(self.x, self.y, windowHandle="current")