diff --git a/docs/CODE_OF_CONDUCT.md b/docs/CODE_OF_CONDUCT.md
index 23ce61e..d924776 100644
--- a/docs/CODE_OF_CONDUCT.md
+++ b/docs/CODE_OF_CONDUCT.md
@@ -28,7 +28,7 @@ Examples of unacceptable behavior by participants include:
 * Trolling, insulting/derogatory comments, and personal or political attacks
 * Spam
 * Public or private "harassment" as including the definition in the 
-    [Citizen Code of Conduct](http://citizencodeofconduct.org/); if you have 
+    [Citizen Code of Conduct](https://web.archive.org/web/20200330154000/http://citizencodeofconduct.org/); if you have 
     any lack of clarity about what might be included in that concept, please 
     read their definition.
 * Publishing others' private information, such as a physical or electronic