diff --git a/.lycheeignore b/.lycheeignore
index a1595cf06..eb0ce1176 100644
--- a/.lycheeignore
+++ b/.lycheeignore
@@ -3,3 +3,4 @@ collinsdictionary\.com
 papyr\.com
 users.csc.calpoly.edu
 www\.udacity\.com
+projecteuler\.net