diff --git a/.github/workflows/go_test.yml b/.github/workflows/go_test.yml
index 5dcb589..c6717db 100644
--- a/.github/workflows/go_test.yml
+++ b/.github/workflows/go_test.yml
@@ -6,7 +6,7 @@ jobs:
   test:
     strategy:
       matrix:
-        go-version: [1.21.x, 1.22.x]
+        go-version: [1.22.x, 1.23.x]
         os: [ubuntu-latest, macos-latest]
     runs-on: ${{ matrix.os }}
     steps:
diff --git a/.github/workflows/golangci-lint.yml b/.github/workflows/golangci-lint.yml
index 1a423c9..ff97ed8 100644
--- a/.github/workflows/golangci-lint.yml
+++ b/.github/workflows/golangci-lint.yml
@@ -11,10 +11,10 @@ jobs:
     name: lint
     runs-on: ubuntu-latest
     steps:
+      - uses: actions/checkout@692973e3d937129bcbf40652eb9f2f61becf3332 # v4.1.7
       - uses: actions/setup-go@0a12ed9d6a96ab950c8f026ed9f722fe0da7ef32 # v5.0.2
         with:
-          go-version: 1.21
-      - uses: actions/checkout@692973e3d937129bcbf40652eb9f2f61becf3332 # v4.1.7
+          go-version-file: go.mod
       - name: golangci-lint
         uses: golangci/golangci-lint-action@aaa42aa0628b4ae2578232a66b541047968fac86 # v6.1.0
         with:
diff --git a/go.mod b/go.mod
index 015765d..1901013 100644
--- a/go.mod
+++ b/go.mod
@@ -1,8 +1,8 @@
 module github.com/transparency-dev/formats
 
-go 1.21.0
+go 1.22.0
 
-toolchain go1.22.3
+toolchain go1.22.6
 
 require (
 	github.com/cisco/go-tls-syntax v0.0.0-20200617162716-46b0cfb76b9b