diff --git a/pythonbrew/etc/config.cfg b/pythonbrew/etc/config.cfg
index 48ee4a3..22cbe55 100644
--- a/pythonbrew/etc/config.cfg
+++ b/pythonbrew/etc/config.cfg
@@ -109,6 +109,9 @@ url = http://www.python.org/ftp/python/2.5.4/Python-2.5.4.tgz
 
 [Python-2.5.5]
 url = http://www.python.org/ftp/python/2.5.5/Python-2.5.5.tgz
+
+[Python-2.5.6]
+url = http://www.python.org/ftp/python/2.5.6/Python-2.5.6.tgz
 latest = True
 
 [Python-2.6]
diff --git a/pythonbrew/installer/pythoninstaller.py b/pythonbrew/installer/pythoninstaller.py
index 48143ab..2c487ab 100644
--- a/pythonbrew/installer/pythoninstaller.py
+++ b/pythonbrew/installer/pythoninstaller.py
@@ -185,7 +185,7 @@ class PythonInstallerMacOSX(PythonInstaller):
         super(PythonInstallerMacOSX, self).__init__(arg, options)
         version = self.pkg.version
         # check for version
-        if version < '2.6' and (version != '2.4.6' and version != '2.5.5'):
+        if version < '2.6' and (version != '2.4.6' and version < '2.5.5'):
             logger.info("`%s` is not supported on MacOSX Snow Leopard" % self.pkg.name)
             raise NotSupportedVersionException
         # set configure options