diff --git a/DirectoryResource.cs b/DirectoryResource.cs
index 6fd24fb..8e8b6a2 100644
--- a/DirectoryResource.cs
+++ b/DirectoryResource.cs
@@ -142,7 +142,15 @@ namespace ln.http.resources
             if (DefaultResource != null)
                 return httpRequest.Redirect(String.Join("/", DefaultResource.Path));
 
-            throw new NotImplementedException();
+            Resource fallback = GetFallBackResource();
+            if (fallback != null)
+            {
+                return fallback.GetResponse(httpRequest);
+            }
+            else
+            {
+                throw new NotImplementedException();
+            }
         }
 
         public Template FindTemplate(string templatePath)