diff --git a/mastodon/Mastodon.py b/mastodon/Mastodon.py
index 589d487..1056d7a 100644
--- a/mastodon/Mastodon.py
+++ b/mastodon/Mastodon.py
@@ -687,7 +687,7 @@ class Mastodon:
                                   params)
 
     @api_version("1.0.0", "2.1.0")
-    def account_search(self, q, limit=None. following=False):
+    def account_search(self, q, limit=None, following=False):
         """
         Fetch matching accounts. Will lookup an account remotely if the search term is
         in the username@domain format and not yet in the database. Set `following` to