diff --git a/miniserv.pl b/miniserv.pl
index b88a21b5a..def1fb1be 100755
--- a/miniserv.pl
+++ b/miniserv.pl
@@ -4894,7 +4894,7 @@ my %vital = ("port", 80,
 	  "listen_delay", 5,
 	  "pam", "webmin",
 	  "sidname", "sid",
-	  "unauth", "^/unauthenticated/ ^/robots.txt\$ ^[A-Za-z0-9\\-/_]+\\.jar\$ ^[A-Za-z0-9\\-/_]+\\.class\$ ^[A-Za-z0-9\\-/_]+\\.gif\$ ^[A-Za-z0-9\\-/_]+\\.png\$ ^[A-Za-z0-9\\-/_]+\\.conf\$ ^[A-Za-z0-9\\-/_]+\\.ico\$ ^/robots.txt\$",
+	  "unauth", "^/unauthenticated/ ^/robots.txt\$ ^[A-Za-z0-9\\-/_]+\\.jar\$ ^[A-Za-z0-9\\-/_]+\\.class\$ ^[A-Za-z0-9\\-/_]+\\.gif\$ ^[A-Za-z0-9\\-/_]+\\.png\$ ^[A-Za-z0-9\\-/_]+\\.conf\$ ^[A-Za-z0-9\\-/_]+\\.ico\$ ^/robots.txt\$ ^/service-worker.js\$",
 	  "max_post", 10000,
 	  "expires", 7*24*60*60,
 	  "pam_test_user", "root",