diff --git a/py/selenium/webdriver/chromium/service.py b/py/selenium/webdriver/chromium/service.py
index f6c71e3ba719a..621b86051a886 100644
--- a/py/selenium/webdriver/chromium/service.py
+++ b/py/selenium/webdriver/chromium/service.py
@@ -32,6 +32,7 @@ class ChromiumService(service.Service):
     :param service_args: (Optional) List of args to be passed to the subprocess when launching the executable.
     :param log_output: (Optional) int representation of STDOUT/DEVNULL, any IO instance or String path to file.
     :param env: (Optional) Mapping of environment variables for the new process, defaults to `os.environ`.
+    :param driver_path_env_key: (Optional) Environment variable to use to get the path to the driver executable.
     """
 
     def __init__(
diff --git a/py/selenium/webdriver/edge/service.py b/py/selenium/webdriver/edge/service.py
index ea49d8c5ca3a0..8d7b6b2fbc371 100644
--- a/py/selenium/webdriver/edge/service.py
+++ b/py/selenium/webdriver/edge/service.py
@@ -32,6 +32,7 @@ class Service(service.ChromiumService):
     :param log_output: (Optional) int representation of STDOUT/DEVNULL, any IO instance or String path to file.
     :param service_args: (Optional) List of args to be passed to the subprocess when launching the executable.
     :param env: (Optional) Mapping of environment variables for the new process, defaults to `os.environ`.
+    :param driver_path_env_key: (Optional) Environment variable to use to get the path to the driver executable.
     """
 
     def __init__(
diff --git a/py/selenium/webdriver/firefox/service.py b/py/selenium/webdriver/firefox/service.py
index 59c8c18058b3b..d9a715a5d22e0 100644
--- a/py/selenium/webdriver/firefox/service.py
+++ b/py/selenium/webdriver/firefox/service.py
@@ -32,6 +32,7 @@ class Service(service.Service):
     :param service_args: (Optional) List of args to be passed to the subprocess when launching the executable.
     :param log_output: (Optional) int representation of STDOUT/DEVNULL, any IO instance or String path to file.
     :param env: (Optional) Mapping of environment variables for the new process, defaults to `os.environ`.
+    :param driver_path_env_key: (Optional) Environment variable to use to get the path to the driver executable.
     """
 
     def __init__(
diff --git a/py/selenium/webdriver/safari/service.py b/py/selenium/webdriver/safari/service.py
index c20e2ec85df05..79448b9789a26 100644
--- a/py/selenium/webdriver/safari/service.py
+++ b/py/selenium/webdriver/safari/service.py
@@ -32,6 +32,7 @@ class Service(service.Service):
     :param service_args: (Optional) List of args to be passed to the subprocess when launching the executable.
     :param env: (Optional) Mapping of environment variables for the new process, defaults to `os.environ`.
     :param enable_logging: (Optional) Enable logging of the service. Logs can be located at `~/Library/Logs/com.apple.WebDriver/`
+    :param driver_path_env_key: (Optional) Environment variable to use to get the path to the driver executable.
     """
 
     def __init__(