diff --git a/cow_protocol/README.md b/cow_protocol/README.md
index a48eae7..648de38 100644
--- a/cow_protocol/README.md
+++ b/cow_protocol/README.md
@@ -27,6 +27,7 @@
 #### solvers
 
 * [yearn cow solver](https://medium.com/iearn/yearn-cow-swap-371b6d7cf3b3)
+* [hack tx by a solver](https://etherscan.io/tx/0x92f906bce94bab417cccc87ae046448d7fb8c2c0350b7ed911545577acb3bfc1)