diff --git a/.github/workflows/abi_bindings_checker.yml b/.github/workflows/abi_bindings_checker.yml
index 7572eb8..6a0108e 100644
--- a/.github/workflows/abi_bindings_checker.yml
+++ b/.github/workflows/abi_bindings_checker.yml
@@ -19,15 +19,10 @@ jobs:
         with:
           submodules: recursive
 
-      - name: Set Go version
-        run: |
-          source ./scripts/versions.sh
-          echo GO_VERSION=$GO_VERSION >> $GITHUB_ENV
-
       - name: Setup Go
         uses: actions/setup-go@v5
         with:
-          go-version: ${{ env.GO_VERSION }}
+          go-version-file: 'go.mod'
 
       - name: Install Foundry
         run: ./scripts/install_foundry.sh
diff --git a/.github/workflows/gomod_check.yml b/.github/workflows/gomod_check.yml
index 098066d..c0daf29 100644
--- a/.github/workflows/gomod_check.yml
+++ b/.github/workflows/gomod_check.yml
@@ -18,13 +18,9 @@ jobs:
         with:
           submodules: recursive
 
-      - run: |
-          source ./scripts/versions.sh
-          echo GO_VERSION=$GO_VERSION >> $GITHUB_ENV
-
       - uses: actions/setup-go@v5
         with:
-          go-version: ${{ env.GO_VERSION }}
+          go-version-file: 'go.mod'
 
       - run: go mod tidy
       - run: git --no-pager diff -- go.mod go.sum # This prints the diff
diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index a0828be..a2a1a9a 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -36,15 +36,10 @@ jobs:
         with:
           submodules: recursive
 
-      - name: Set Go version
-        run: |
-          source ./scripts/versions.sh
-          echo GO_VERSION=$GO_VERSION >> $GITHUB_ENV
-
       - name: Setup Go
         uses: actions/setup-go@v5
         with:
-          go-version: ${{ env.GO_VERSION }}
+          go-version-file: 'go.mod'
 
       - name: Install Foundry
         run: ./scripts/install_foundry.sh
diff --git a/go.mod b/go.mod
index 0078bde..14b3c84 100644
--- a/go.mod
+++ b/go.mod
@@ -1,6 +1,6 @@
 module github.com/ava-labs/receipt-proofs-poc
 
-go 1.21.11
+go 1.21.12
 
 require (
 	github.com/ava-labs/avalanchego v1.11.1