diff --git a/MEV_by_chains/MEV_on_Arbitrum/README.md b/MEV_by_chains/MEV_on_Arbitrum/README.md
index 49954a4..9659a22 100644
--- a/MEV_by_chains/MEV_on_Arbitrum/README.md
+++ b/MEV_by_chains/MEV_on_Arbitrum/README.md
@@ -18,6 +18,7 @@
 <br>
 
 * [gmx](gmx.md)
+* [fair order sequencing](fair_ordering_sequencing.md)
 
 <br>