diff --git a/.github/workflows/tests.yml b/.github/workflows/tests.yml
index 525aa96..aacd275 100644
--- a/.github/workflows/tests.yml
+++ b/.github/workflows/tests.yml
@@ -20,7 +20,7 @@ jobs:
         # Rust releases: https://releases.rs/
         rust-version: [1.75.0, 1.80.0]
         # Solana releases: https://github.com/solana-labs/solana/tags
-        solana-version: [1.18.15, 1.18.22]
+        solana-version: [1.17.34, 1.18.22]
         # Node.js releases: https://nodejs.org/en/about/previous-releases
         node-version: [18, 20]
 
diff --git a/README.md b/README.md
index bd0753f..0fc8104 100644
--- a/README.md
+++ b/README.md
@@ -35,7 +35,7 @@ NFT Marketplace Event Ticketing - A decentralized application for managing and v
 ## Prerequisites
 
 - **Rust** ```>= 1.75.0``` (last tested: ```1.80.0```) - *You can install Rust here: [Rustup](https://rustup.rs/).*
-- **Solana** ```>= 1.18.15``` (last tested: ```1.18.22```) - *You can install Solana CLI here: [Solana CLI](https://solana.com/developers/guides/getstarted/setup-local-development#3-install-the-solana-cli).*
+- **Solana** ```>= 1.17.34``` (last tested: ```1.18.22```) - *You can install Solana CLI here: [Solana CLI](https://solana.com/developers/guides/getstarted/setup-local-development#3-install-the-solana-cli).*
 - **Anchor** ```0.30.1``` - *You can install Anchor here: [Anchor](https://www.anchor-lang.com/).*
 - **Node.js** ```>= 18``` (last tested: ```20```) and **npm** - *You can install Node.js and npm here: [Node.js](https://nodejs.org/en/download/package-manager).*