diff --git a/.github/workflows/testnet-deployment.yml b/.github/workflows/testnet-deployment.yml
index eabe3ab..1e27285 100644
--- a/.github/workflows/testnet-deployment.yml
+++ b/.github/workflows/testnet-deployment.yml
@@ -18,10 +18,10 @@ jobs:
       with:
         submodules: 'recursive'
       
-    - name: Set up Go 1.20
+    - name: Set up Go 1.21.9
       uses: actions/setup-go@v4
       with:
-        go-version: '1.20.8'
+        go-version: '1.21.9'
 
     - name: Install JQ
       run: sudo apt-get install jq
diff --git a/dependencies/go-ethereum b/dependencies/go-ethereum
index c5ba367..87246f3 160000
--- a/dependencies/go-ethereum
+++ b/dependencies/go-ethereum
@@ -1 +1 @@
-Subproject commit c5ba367eb6232e3eddd7d6226bfd374449c63164
+Subproject commit 87246f3cbaf10f83f56bc4d45f0f3e36e83e71e9