diff --git a/pkg/arvo/app/file-server.hoon b/pkg/arvo/app/file-server.hoon
index 8bff63cc7..0c8db457c 100644
--- a/pkg/arvo/app/file-server.hoon
+++ b/pkg/arvo/app/file-server.hoon
@@ -222,6 +222,7 @@
             [~ %js]    (js-response:gen file)
             [~ %css]   (css-response:gen file)
             [~ %png]   (png-response:gen file)
+            [~ %ico]   (ico-response:gen file)
           ::
               [~ %html]
             %.  file
diff --git a/pkg/arvo/lib/server.hoon b/pkg/arvo/lib/server.hoon
index 1f450c3e5..c0e29b79b 100644
--- a/pkg/arvo/lib/server.hoon
+++ b/pkg/arvo/lib/server.hoon
@@ -110,6 +110,11 @@
     |=  =octs
     ^-  simple-payload:http
     [[200 [['content-type' 'image/png'] max-1-wk ~]] `octs]
+  ::
+    ++  ico-response
+    |=  =octs
+    ^-  simple-payload:http
+    [[200 [['content-type' 'image/x-icon'] max-1-wk ~]] `octs]
   ::
   ++  woff2-response
     |=  =octs
diff --git a/pkg/arvo/mar/ico.hoon b/pkg/arvo/mar/ico.hoon
new file mode 100644
index 000000000..e862b9b9a
--- /dev/null
+++ b/pkg/arvo/mar/ico.hoon
@@ -0,0 +1,12 @@
+|_  dat=@
+++  grow
+  |%
+  ++  mime  [/image/x-icon (as-octs:mimes:html dat)]
+  --
+++  grab
+  |%
+  ++  mime  |=([p=mite q=octs] q.q)
+  ++  noun  @
+  --
+++  grad  %mime
+--