diff --git a/setup.py b/setup.py
index 10716db..d15d4b3 100644
--- a/setup.py
+++ b/setup.py
@@ -39,7 +39,7 @@ setup(name='wheel',
       packages=find_packages(),
       python_requires=">=2.7, !=3.0.*, !=3.1.*, !=3.2.*, !=3.3.*",
       extras_require={
-          'signatures': ['keyring', 'keyrings.alt'],
+          'signatures': ['keyring'],
           'signatures:sys_platform!="win32"': ['pyxdg'],
           'faster-signatures': ['ed25519ll'],
           'test': ['pytest >= 3.0.0', 'pytest-cov']
diff --git a/wheel/tool/__init__.py b/wheel/tool/__init__.py
index 36292dc..53e577e 100644
--- a/wheel/tool/__init__.py
+++ b/wheel/tool/__init__.py
@@ -33,10 +33,9 @@ def get_keyring():
     try:
         from ..signatures import keys
         import keyring
-        assert keyring.get_keyring().priority
     except (ImportError, AssertionError):
         raise WheelError(
-            "Install wheel[signatures] (requires keyring, keyrings.alt, pyxdg) for signatures.")
+            "Install wheel[signatures] (requires keyring, pyxdg) for signatures.")
 
     return keys.WheelKeys, keyring