diff --git a/defi_and_trading/derivatives/README.md b/defi_and_trading/derivatives/README.md
index 5dbec02..9721e86 100644
--- a/defi_and_trading/derivatives/README.md
+++ b/defi_and_trading/derivatives/README.md
@@ -63,6 +63,7 @@
 
 ### resources
 
+* [defi derivative landscape](https://github.com/0xperp/defi-derivatives)
 * [put-call parity](https://www.investopedia.com/terms/p/putcallparity.asp#:~:text=Understanding%20Put%2DCall%20Parity,-As%20noted%20above&text=Put%2Dcall%20parity%20states%20that,to%20the%20option's%20strike%20price.)