diff --git a/twocaptcha/solver.py b/twocaptcha/solver.py
index 1eae27d..7909a54 100755
--- a/twocaptcha/solver.py
+++ b/twocaptcha/solver.py
@@ -821,7 +821,7 @@ def datadome(self, captcha_url, pageurl, userAgent, proxy, **kwargs):
             Full URL of the page that triggers the captcha when you go to it.
         userAgent: str
             User-Agent of the browser that will be used by the employee when loading the captcha.
-        proxy : dict, optional
+        proxy : dict
             {'type': 'HTTPS', 'uri': 'login:password@IP_address:PORT'}.
         """