diff --git a/scripts/link-validator.conf b/scripts/link-validator.conf
index 122fcd57..f7c10c95 100644
--- a/scripts/link-validator.conf
+++ b/scripts/link-validator.conf
@@ -63,5 +63,6 @@ site-link-validator {
     "http://www.scalatest.org",
     "http://www.slf4j.org",
     "http://creativecommons.org/"
+    "http://jopt-simple.github.io/"
   ]
 }