diff --git a/README.md b/README.md
index b642de9..c61dd37 100644
--- a/README.md
+++ b/README.md
@@ -59,7 +59,7 @@ def parse_result(self, response):
 ### Additional arguments
 The `scrapy_selenium.SeleniumRequest` accept 4 additional arguments:
 
-#### `wait_time` / `wait_until`
+#### `timeout` / `until`
 
 When used, selenium will perform an [Explicit wait](http://selenium-python.readthedocs.io/waits.html#explicit-waits) before returning the response to the spider.
 ```python
@@ -69,8 +69,8 @@ from selenium.webdriver.support import expected_conditions as EC
 yield SeleniumRequest(
     url=url,
     callback=self.parse_result,
-    wait_time=10,
-    wait_until=EC.element_to_be_clickable((By.ID, 'someid'))
+    timeout=10,
+    until=EC.element_to_be_clickable((By.ID, 'someid'))
 )
 ```
 
diff --git a/scrapy_selenium/http.py b/scrapy_selenium/http.py
index cddf7bf..7d4e5da 100644
--- a/scrapy_selenium/http.py
+++ b/scrapy_selenium/http.py
@@ -6,14 +6,14 @@
 class SeleniumRequest(Request):
     """Scrapy ``Request`` subclass providing additional arguments"""
 
-    def __init__(self, wait_time=None, wait_until=None, screenshot=False, script=None, *args, **kwargs):
+    def __init__(self, timeout=None, until=None, screenshot=False, script=None, *args, **kwargs):
         """Initialize a new selenium request
 
         Parameters
         ----------
-        wait_time: int
+        timeout: float
             The number of seconds to wait.
-        wait_until: method
+        until: method
             One of the "selenium.webdriver.support.expected_conditions". The response
             will be returned until the given condition is fulfilled.
         screenshot: bool
@@ -24,8 +24,8 @@ def __init__(self, wait_time=None, wait_until=None, screenshot=False, script=Non
 
         """
 
-        self.wait_time = wait_time
-        self.wait_until = wait_until
+        self.timeout = timeout
+        self.until = until
         self.screenshot = screenshot
         self.script = script
 
diff --git a/scrapy_selenium/middlewares.py b/scrapy_selenium/middlewares.py
index 201db2c..e279511 100644
--- a/scrapy_selenium/middlewares.py
+++ b/scrapy_selenium/middlewares.py
@@ -14,7 +14,8 @@ class SeleniumMiddleware:
     """Scrapy middleware handling the requests using selenium"""
 
     def __init__(self, driver_name, driver_executable_path,
-        browser_executable_path, command_executor, driver_arguments):
+        browser_executable_path, command_executor, driver_arguments,
+        driver_experimental_options=None):
         """Initialize the selenium webdriver
 
         Parameters
@@ -29,6 +30,8 @@ def __init__(self, driver_name, driver_executable_path,
             The path of the executable binary of the browser
         command_executor: str
             Selenium remote server endpoint
+        driver_experimental_options: dict of dicts
+            Options to pass to experimental_options of the web driver
         """
 
         webdriver_base_path = f'selenium.webdriver.{driver_name}'
@@ -45,17 +48,15 @@ def __init__(self, driver_name, driver_executable_path,
             driver_options.binary_location = browser_executable_path
         for argument in driver_arguments:
             driver_options.add_argument(argument)
-
-        driver_kwargs = {
-            'executable_path': driver_executable_path,
-            f'{driver_name}_options': driver_options
-        }
+        if driver_experimental_options is not None:
+            for key, options in driver_experimental_options.items():
+                driver_options.add_experimental_option(key, options)
 
         # locally installed driver
         if driver_executable_path is not None:
             driver_kwargs = {
                 'executable_path': driver_executable_path,
-                f'{driver_name}_options': driver_options
+                f'options': driver_options
             }
             self.driver = driver_klass(**driver_kwargs)
         # remote driver
@@ -74,6 +75,7 @@ def from_crawler(cls, crawler):
         browser_executable_path = crawler.settings.get('SELENIUM_BROWSER_EXECUTABLE_PATH')
         command_executor = crawler.settings.get('SELENIUM_COMMAND_EXECUTOR')
         driver_arguments = crawler.settings.get('SELENIUM_DRIVER_ARGUMENTS')
+        driver_experimental_options = crawler.settings.get('SELENIUM_DRIVER_EXPERIMENTAL_OPTIONS')
 
         if driver_name is None:
             raise NotConfigured('SELENIUM_DRIVER_NAME must be set')
@@ -87,7 +89,8 @@ def from_crawler(cls, crawler):
             driver_executable_path=driver_executable_path,
             browser_executable_path=browser_executable_path,
             command_executor=command_executor,
-            driver_arguments=driver_arguments
+            driver_arguments=driver_arguments,
+            driver_experimental_options=driver_experimental_options
         )
 
         crawler.signals.connect(middleware.spider_closed, signals.spider_closed)
@@ -110,10 +113,8 @@ def process_request(self, request, spider):
                 }
             )
 
-        if request.wait_until:
-            WebDriverWait(self.driver, request.wait_time).until(
-                request.wait_until
-            )
+        if request.until:
+            WebDriverWait(self.driver, request.timeout).until(request.until)
 
         if request.screenshot:
             request.meta['screenshot'] = self.driver.get_screenshot_as_png()
diff --git a/setup.py b/setup.py
index 16fd185..df7e2f6 100644
--- a/setup.py
+++ b/setup.py
@@ -1,14 +1,6 @@
 """This module contains the packaging routine for the pybook package"""
 
 from setuptools import setup, find_packages
-try:
-    from pip.download import PipSession
-    from pip.req import parse_requirements
-except ImportError:
-    # It is quick hack to support pip 10 that has changed its internal
-    # structure of the modules.
-    from pip._internal.download import PipSession
-    from pip._internal.req.req_file import parse_requirements
 
 
 def get_requirements(source):
@@ -21,10 +13,8 @@ def get_requirements(source):
 
     """
 
-    install_reqs = parse_requirements(filename=source, session=PipSession())
-
-    return [str(ir.req) for ir in install_reqs]
-
+    with open(source, 'rt') as file:
+        return file.readlines()
 
 setup(
     packages=find_packages(),