diff --git a/Appendix-A:-Printed-circuit-boards.md b/Appendix-A:-Printed-circuit-boards.md
index 49ae032..100dc1f 100644
--- a/Appendix-A:-Printed-circuit-boards.md
+++ b/Appendix-A:-Printed-circuit-boards.md
@@ -1,5 +1,5 @@
 # Buying boards from us
-Getting the Ploopy Mini Trackball boards made can be complex, and expensive, especially if you only need one set. [That's why we sell kits with everything you need to build a Ploopy Mini Trackball](https://www.ploopy.co/shop/mini-trackball-category/6?page=1&limit=60&sort_by=popularity_score&sort_order=desc). Here's why that's great for you:
+Getting the Ploopy Mini Trackball boards made can be complex, and expensive, especially if you only need one set. [That's why we sell kits with everything you need to build a Ploopy Mini Trackball](https://ploopy.co/product-category/trackball/mini/). Here's why that's great for you:
 
 ![pcb with nano unsoldered](https://lh3.googleusercontent.com/pw/ACtC-3dSTh6IgNr9aXE-yR32luPsRJXEZnz3oeXIWfQ8frPomvC2Kp2e0UmtgDjAu8F4U1RYQW1tIK5Ppi1P-8koCF6AAE0yvYenATy44LMAoy-xFbQBJwpev1NWeMv80o6erq57RqF5b_qYN_brG7JvhjME=w1292-h969-no?authuser=0)