diff --git a/pywb/webapp/handlers.py b/pywb/webapp/handlers.py
index 2e074d66..ce11b6b1 100644
--- a/pywb/webapp/handlers.py
+++ b/pywb/webapp/handlers.py
@@ -14,7 +14,7 @@ from pywb.framework.wbrequestresponse import WbResponse
 #=================================================================
 class WBHandler(WbUrlHandler):
     def __init__(self, index_reader, replay,
-                 search_view=None):
+                 search_view=None, config=None):
 
         self.index_reader = index_reader
 
@@ -40,9 +40,10 @@ class WBHandler(WbUrlHandler):
                                cdx_lines,
                                cdx_callback)
 
-    def render_search_page(self, wbrequest):
+    def render_search_page(self, wbrequest, **kwargs):
         if self.search_view:
-            return self.search_view.render_response(wbrequest=wbrequest)
+            return self.search_view.render_response(wbrequest=wbrequest,
+                                                    **kwargs)
         else:
             return WbResponse.text_response('No Lookup Url Specified')
 
diff --git a/pywb/webapp/pywb_init.py b/pywb/webapp/pywb_init.py
index bc942966..544433bd 100644
--- a/pywb/webapp/pywb_init.py
+++ b/pywb/webapp/pywb_init.py
@@ -85,10 +85,13 @@ def create_wb_handler(query_handler, config,
                         create_template(config.get('head_insert_html'),
                                        'Head Insert'))
 
+    defmod = config.get('default_mod', '')
+
     replayer = ReplayView(
         content_loader=resolving_loader,
 
-        content_rewriter=RewriteContent(ds_rules_file=ds_rules_file),
+        content_rewriter=RewriteContent(ds_rules_file=ds_rules_file,
+                                        defmod=defmod),
 
         head_insert_view=head_insert_view,
 
@@ -111,6 +114,7 @@ def create_wb_handler(query_handler, config,
         query_handler,
         replayer,
         search_view=search_view,
+        config=config,
     )
 
     return wb_handler