diff --git a/1_Solana.md b/1_Solana.md
index 04a9c0e..5031406 100644
--- a/1_Solana.md
+++ b/1_Solana.md
@@ -41,10 +41,11 @@
 * [How to use Priority Fees on Solana, by Solana Foundation](https://solana.com/developers/guides/advanced/how-to-use-priority-fees)
 * [Lifecycle of a Solana Transaction, by ShitTrader and Buffalu](https://www.umbraresearch.xyz/writings/lifecycle-of-a-solana-transaction)
 * [Solana Fees I, by ShitTrader](https://www.umbraresearch.xyz/writings/solana-fees-part-1)
-* [Toward Multidimensional Solana Fees, by Theo Diamandis, Tarun, and Shit Chitra](https://www.umbraresearch.xyz/writings/toward-multidimensional-solana-fees)
 * [Solana Fees in Theory and Practice, by Helius](https://www.helius.dev/blog/solana-fees-in-theory-and-practice)
 * [Solana's Fee Markets Aren't Real, by Eugene Chen](https://www.youtube.com/watch?v=Bhh4chj-J0I)
 * [Helius Priority Fee API](https://docs.helius.dev/solana-rpc-nodes/alpha-priority-fee-api)
+* [Priority Fees: Understanding Solana's Transaction Fee Mechanics, by Helius](https://www.helius.dev/blog/priority-fees-understanding-solanas-transaction-fee-mechanics)
+* [Toward Multidimensional Solana Fees, by Theo Diamandis, Tarun, and Shit Chitra](https://www.umbraresearch.xyz/writings/toward-multidimensional-solana-fees)
 
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