diff --git a/dilly_case/readme.md b/dilly_case/readme.md
index 61fff94..b96bc1f 100644
--- a/dilly_case/readme.md
+++ b/dilly_case/readme.md
@@ -1,6 +1,6 @@
 More info here:
 
-http://www.40percent.club/2018/04/dilly_case.html
+http://www.40percent.club/2018/04/dilly-case.html
 
 [How to order PCBs from gerber files](http://www.40percent.club/2017/03/ordering-pcb.html)