diff --git a/ddportfolioservice/model/keyringanalyzer.py b/ddportfolioservice/model/keyringanalyzer.py
index 7ef1cbe..378552e 100644
--- a/ddportfolioservice/model/keyringanalyzer.py
+++ b/ddportfolioservice/model/keyringanalyzer.py
@@ -31,6 +31,7 @@ import pkg_resources
 import glob
 import ConfigParser
 import os
+import os.path
 
 
 def _get_keyrings():
@@ -38,10 +39,9 @@ def _get_keyrings():
     configured in ddportfolio.ini."""
     my_config = ConfigParser.ConfigParser()
     my_config.readfp(pkg_resources.resource_stream(__name__, 'ddportfolio.ini'))
-    keyrings = glob.glob(my_config.get('DEFAULT', 'keyring.dir') +
-                         '/*.gpg')
-    keyrings.extend(glob.glob(my_config.get('DEFAULT', 'keyring.dir') +
-                              '/*.pgp'))
+    keyringdir = os.path.expanduser(my_config.get('DEFAULT', 'keyring.dir'))
+    keyrings = glob.glob(os.path.join(keyringdir, '*.gpg'))
+    keyrings.extend(glob.glob(os.path.join(keyringdir, '*.pgp')))
     keyrings.sort()
     return keyrings