diff --git a/src/Non-profit-accounting.md b/src/Non-profit-accounting.md
index eeca1ee..663f3c9 100644
--- a/src/Non-profit-accounting.md
+++ b/src/Non-profit-accounting.md
@@ -1,4 +1,4 @@
 % Non profit accounting
 
 - [Non-Profit Accounting With Ledger CLI, A Tutorial](https://k.sfconservancy.org/NPO-Accounting/npo-ledger-cli/files/9f2a0cd1cc1bdeaec128e69a4b4c39687cb2c8c7/npo-ledger-cli-tutorial.md)
-
+- https://www.youtube.com/@Aplos