diff --git a/feedly/session.py b/feedly/session.py
index 3bab29c..51008bf 100644
--- a/feedly/session.py
+++ b/feedly/session.py
@@ -147,7 +147,7 @@ def do_api_request(self, relative_url:str, method:str=None, data:Dict=None,
         if not relative_url.startswith('/v3/'):
             raise ValueError(f'invalid endpoint {relative_url} -- must start with /v3/ See https://developers.feedly.com')
 
-        if 10 < max_tries < 0:
+        if max_tries < 1 or max_tries > 10:
             raise ValueError('invalid max tries')
 
         full_url = f'{self.api_host}{relative_url}'
@@ -228,4 +228,4 @@ def do_api_request(self, relative_url:str, method:str=None, data:Dict=None,
         sess = FeedlySession(auth)
 
         for k, v in sess.user.get_categories().items():
-            pprint(f"{k} -- {v['label']}")
\ No newline at end of file
+            pprint(f"{k} -- {v['label']}")