diff --git a/docs/config.html b/docs/config.html
index 03a171e..0ed6e59 100644
--- a/docs/config.html
+++ b/docs/config.html
@@ -140,7 +140,8 @@ the predefined themes presume that at least <code>name</code> is defined.</p>
 <p>The <code>content_type</code> parameter can be defined to indicate that
 this subscription is a <em>reading list</em>, i.e., is an external list
 of subscriptions.  At the moment, three formats of reading lists are supported:
-<code>opml</code>, <code>foaf</code>, and <code>csv</code>.  In the future,
+<code>opml</code>, <code>foaf</code>, <code>csv</code>, and
+<code>config</code>.  In the future,
 support for formats like <code>xoxo</code> could be added.</p>
 <p><a href="normalization.html#overrides">Normalization overrides</a> can
 also be defined here.</p>
diff --git a/planet/config.py b/planet/config.py
index 9209bc9..e1325d1 100644
--- a/planet/config.py
+++ b/planet/config.py
@@ -193,20 +193,22 @@ def load(config_file):
             os.makedirs(config.cache_lists_directory())
 
         def data2config(data, cached_config):
-                if content_type(list).find('opml')>=0:
-                    opml.opml2config(data, cached_config)
-                elif content_type(list).find('foaf')>=0:
-                    foaf.foaf2config(data, cached_config)
-                elif content_type(list).find('csv')>=0:
-                    csv_config.csv2config(data, cached_config)
-                else:
-                    from planet import shell
-                    import StringIO
-                    cached_config.readfp(StringIO.StringIO(shell.run(
-                        content_type(list), data.getvalue(), mode="filter")))
+            if content_type(list).find('opml')>=0:
+                opml.opml2config(data, cached_config)
+            elif content_type(list).find('foaf')>=0:
+                foaf.foaf2config(data, cached_config)
+            elif content_type(list).find('csv')>=0:
+                csv_config.csv2config(data, cached_config)
+            elif content_type(list).find('config')>=0:
+                cached_config.readfp(data)
+            else:
+                from planet import shell
+                import StringIO
+                cached_config.readfp(StringIO.StringIO(shell.run(
+                    content_type(list), data.getvalue(), mode="filter")))
 
-                if cached_config.sections() in [[], [list]]: 
-                    raise Exception
+            if cached_config.sections() in [[], [list]]: 
+                raise Exception
 
         for list in reading_lists:
             downloadReadingList(list, parser, data2config)
@@ -349,7 +351,8 @@ def reading_lists():
         if parser.has_option(section, 'content_type'):
             type = parser.get(section, 'content_type')
             if type.find('opml')>=0 or type.find('foaf')>=0 or \
-               type.find('csv')>=0 or type.find('.')>=0:
+               type.find('csv')>=0 or type.find('config')>=0 or \
+               type.find('.')>=0:
                 result.append(section)
     return result
 
diff --git a/tests/data/config/rlist-config.ini b/tests/data/config/rlist-config.ini
new file mode 100644
index 0000000..5d3436a
--- /dev/null
+++ b/tests/data/config/rlist-config.ini
@@ -0,0 +1,7 @@
+[Planet]
+name = CSV Test Configuration
+cache_directory = tests/work/config/cache
+filters = foo
+
+[tests/data/config/subconfig.ini]
+content_type = config
diff --git a/tests/data/config/subconfig.ini b/tests/data/config/subconfig.ini
new file mode 100644
index 0000000..1eb4bbb
--- /dev/null
+++ b/tests/data/config/subconfig.ini
@@ -0,0 +1,6 @@
+[feed1]
+name = one
+
+[feed2]
+name = two
+filters = bar
diff --git a/tests/test_subconfig.py b/tests/test_subconfig.py
new file mode 100644
index 0000000..3253d1a
--- /dev/null
+++ b/tests/test_subconfig.py
@@ -0,0 +1,8 @@
+#!/usr/bin/env python
+
+from test_config_csv import ConfigCsvTest
+from planet import config
+
+class SubConfigTest(ConfigCsvTest):
+    def setUp(self):
+        config.load('tests/data/config/rlist-config.ini')