diff --git a/tests/test_api.py b/tests/test_api.py
index 9d135a3..34b3679 100644
--- a/tests/test_api.py
+++ b/tests/test_api.py
@@ -16,10 +16,13 @@ def test_is_valid():
 
 
 def test_get_named_token_deprecated(monkeypatch):
+    logger = MagicMock()
     response = MagicMock(status_code=401)
     monkeypatch.setattr('zign.api.get_token', lambda x, y: 'mytok701')
+    monkeypatch.setattr('zign.api.logger', logger)
     token = zign.api.get_named_token('myrealm', ['myscope'], 'myuser', 'mypass', 'http://example.org')
     assert 'mytok701' == token['access_token']
+    logger.warning.assert_called_with('"get_named_token" is deprecated, please use "zign.api.get_token" instead')
 
 
 def test_get_new_token_server_error(monkeypatch):
diff --git a/zign/api.py b/zign/api.py
index 5059d51..c49c901 100644
--- a/zign/api.py
+++ b/zign/api.py
@@ -1,5 +1,6 @@
 import click
 from clickclick import error, info, UrlType
+import logging
 import os
 import stups_cli.config
 import time
@@ -18,6 +19,8 @@
 
 TOKEN_MINIMUM_VALIDITY_SECONDS = 60*5  # 5 minutes
 
+logger = logging.getLogger('zign.api')
+
 
 class ServerError(Exception):
     def __init__(self, message):
@@ -96,7 +99,7 @@ def load_config_ztoken(config_file: str):
 
 
 def get_new_token(realm: str, scope: list, user, password, url=None, insecure=False):
-    '''"get_new_token" is deprecated, please use "zign.api.get_token" instead'''
+    logger.warning('"get_new_token" is deprecated, please use "zign.api.get_token" instead')
 
     if not url:
         config = get_config(OLD_CONFIG_NAME)
@@ -270,10 +273,8 @@ def get_token_implicit_flow(name=None, authorize_url=None, token_url=None, clien
 
 def get_named_token(scope, realm, name, user, password, url=None,
                     insecure=False, refresh=False, use_keyring=True, prompt=False):
-    '''get named access token, return existing if still valid
-
-    "get_named_token" is deprecated, please use "zign.api.get_token" instead
-    '''
+    '''get named access token, return existing if still valid'''
+    logger.warning('"get_named_token" is deprecated, please use "zign.api.get_token" instead')
 
     access_token = get_token(name, scope)
     return {'access_token': access_token}