diff --git a/overviewer_core/configParser.py b/overviewer_core/configParser.py
index e15e034..a1686d3 100644
--- a/overviewer_core/configParser.py
+++ b/overviewer_core/configParser.py
@@ -224,7 +224,10 @@ class MultiWorldParser(object):
         glob = dict(render=dict(), custom_rendermodes=dict())
 
         try:
-            execfile(self.settings_file, glob, glob)
+            execfile(self.settings_file, glob, glob)    
+            # delete the builtins, we don't need it
+            del glob['__builtins__']
+        
         except NameError, ex:
             import traceback
             traceback.print_exc()
@@ -240,18 +243,25 @@ class MultiWorldParser(object):
 
         self.render = glob['render']
         self.custom_rendermodes = glob['custom_rendermodes']
-        #import pprint
-        #pprint.pprint(glob, indent=2)
+
+        # anything that's not 'render' or 'custom_rendermode' is a default
+        del glob['render']
+        del glob['custom_rendermodes']
+        self.defaults = glob
+        
+        import pprint
+        pprint.pprint(glob, indent=2)
 
     def validate(self):
 
 
         for worldname in self.render:
             world = self.render[worldname]
+            world.update(self.defaults)
         
             for key in world:
                 if key not in settingsDefinition.render:
-                    print "Warning: %r is not a known setting"
+                    print "Warning: %r is not a known setting" % key
                     next
                
                 definition = settingsDefinition.render[key]
diff --git a/overviewer_core/settingsDefinition.py b/overviewer_core/settingsDefinition.py
index 3b03eb7..871da67 100644
--- a/overviewer_core/settingsDefinition.py
+++ b/overviewer_core/settingsDefinition.py
@@ -15,8 +15,8 @@ from settingsValidators import *
 
 
 render = {
-    "path": dict(required=True, validator=validatePath),
-    "rendermodes": dict(required=False, validator=validateRenderMode),
+    "world_path": dict(required=True, validator=validatePath),
+    "rendermode": dict(required=False, validator=validateRenderMode),
     "north-direction": dict(required=False, validator=validateNorthDirection),
     "render-range": dict(required=False, validator=validateRenderRange),
     "force-render": dict(required=False, validator=bool),
diff --git a/test/data/settings/settings_test_1.py b/test/data/settings/settings_test_1.py
index a7f953b..9460de9 100644
--- a/test/data/settings/settings_test_1.py
+++ b/test/data/settings/settings_test_1.py
@@ -1,5 +1,11 @@
+world_path="test/data/settings/test_world"
+rendermode = "normal"
+
 render["world"] = { 
-    "path": "test/data/settings/test_world", 
-    "rendermodes": ["normal"],
+    "rendermode": "normal",
     "north-direction": ["upper-left"],
 }
+
+render["otherworld"] = {
+    "rendermode": "foo"
+}
diff --git a/test/data/settings/settings_test_rendermode.py b/test/data/settings/settings_test_rendermode.py
index 253ae12..b7c6f27 100644
--- a/test/data/settings/settings_test_rendermode.py
+++ b/test/data/settings/settings_test_rendermode.py
@@ -1,5 +1,5 @@
 render["world"] = { 
-    "path": "test/data/settings/test_world", 
-    "rendermodes": ["bad_rendermode"],
+    "world_path": "test/data/settings/test_world", 
+    "rendermode": "bad_rendermode",
     "north-direction": ["upper-left"],
 }