diff --git a/.gitea/workflows/deploy-devnet.yml b/.gitea/workflows/deploy-devnet.yml
index 24177bc..2f3874c 100644
--- a/.gitea/workflows/deploy-devnet.yml
+++ b/.gitea/workflows/deploy-devnet.yml
@@ -17,7 +17,7 @@ jobs:
           apt-get update
           apt-get install -y --no-install-recommends build-essential pkg-config libssl-dev clang
           curl --proto '=https' --tlsv1.2 -sSf https://sh.rustup.rs | \
-            sh -s -- -y --profile minimal --default-toolchain 1.89.0
+            sh -s -- -y --profile minimal --default-toolchain 1.91.0
 
       - name: Setup Solana CLI
         run: |