diff --git a/.remarkrc b/.remarkrc
index cee54ad2f..0a92b38ee 100644
--- a/.remarkrc
+++ b/.remarkrc
@@ -10,7 +10,8 @@
       "skipUrlPatterns": [
         "https://security.stackexchange.com",
         "https://help.liferay.com",
-        "https://github.com/LayerManager/layman/issues/"
+        "https://github.com/LayerManager/layman/issues/",
+        "http://www.plantuml.com/plantuml/proxy"
       ]
     }
   }