diff --git a/lib/JSTAPd/Server.pm b/lib/JSTAPd/Server.pm
index e636079..9fa1c9e 100644
--- a/lib/JSTAPd/Server.pm
+++ b/lib/JSTAPd/Server.pm
@@ -166,7 +166,10 @@ sub handler {
 
         # set test session cookie
         if ($path eq 'index' || $path =~ /\.t$/) {
-            $res->cookies->{$jstapd_prefix} = { value => $session };
+            $res->cookies->{$jstapd_prefix} = {
+                value => $session,
+                path  => '/',
+            };
         }
     } elsif (($path) = $req->uri->path =~ m!^/${jstapd_prefix}__api/(.+)?$!) {
         # ajax request for jstapd