diff --git a/py/selenium/webdriver/chromium/webdriver.py b/py/selenium/webdriver/chromium/webdriver.py
index d171ffbce7b59..935b782f6dcc5 100644
--- a/py/selenium/webdriver/chromium/webdriver.py
+++ b/py/selenium/webdriver/chromium/webdriver.py
@@ -74,7 +74,7 @@ def __init__(
                 DeprecationWarning,
                 stacklevel=2,
             )
-        if keep_alive != DEFAULT_KEEP_ALIVE and isinstance(self, __class__):
+        if keep_alive != DEFAULT_KEEP_ALIVE and type(self) == __class__:
             warnings.warn(
                 "keep_alive has been deprecated, please pass in a Service object", DeprecationWarning, stacklevel=2
             )