diff --git a/pkg/arvo/app/file-server.hoon b/pkg/arvo/app/file-server.hoon
index 1cdff8bba..771d054a6 100644
--- a/pkg/arvo/app/file-server.hoon
+++ b/pkg/arvo/app/file-server.hoon
@@ -241,11 +241,9 @@
           [not-found:gen %.n]
         :_  public.u.content
         =/  mime-type=@t  (rsh 3 (crip <p.u.data>))
-        ::  Should maybe inspect to see how long cache should hold
-        ::
         =/  headers
           :~  content-type+mime-type 
-              max-1-da:gen 
+              max-1-wk:gen 
               'service-worker-allowed'^'/'
           ==
         [[200 headers] `q.u.data]