diff --git a/.github/workflows/go_test.yml b/.github/workflows/go_test.yml
index 216d0ac4..9d91cde2 100644
--- a/.github/workflows/go_test.yml
+++ b/.github/workflows/go_test.yml
@@ -9,7 +9,7 @@ jobs:
   test:
     strategy:
       matrix:
-        go-version: [1.22.x]
+        go-version: [1.22.x, 1.23.x]
         os: [ubuntu-latest]
     runs-on: ${{ matrix.os }}
 
diff --git a/.github/workflows/golangci-lint.yml b/.github/workflows/golangci-lint.yml
index 0aa33cee..e7100587 100644
--- a/.github/workflows/golangci-lint.yml
+++ b/.github/workflows/golangci-lint.yml
@@ -15,7 +15,7 @@ jobs:
       - uses: actions/checkout@692973e3d937129bcbf40652eb9f2f61becf3332 # v4.1.7
       - uses: actions/setup-go@0a12ed9d6a96ab950c8f026ed9f722fe0da7ef32 # v5.0.2
         with:
-          go-version: "1.22"
+          go-version-file: go.mod
       - name: golangci-lint
         uses: golangci/golangci-lint-action@aaa42aa0628b4ae2578232a66b541047968fac86 # v6.1.0
         with:
diff --git a/.github/workflows/govulncheck.yml b/.github/workflows/govulncheck.yml
index 70e3f638..531b9692 100644
--- a/.github/workflows/govulncheck.yml
+++ b/.github/workflows/govulncheck.yml
@@ -19,5 +19,5 @@ jobs:
       - id: govulncheck
         uses: golang/govulncheck-action@dd0578b371c987f96d1185abb54344b44352bd58 # v1.0.3
         with:
-          go-version-input: 1.22.5
+          go-version-file: go.mod
           go-package: ./...
diff --git a/cmd/example-mysql/docker/Dockerfile b/cmd/example-mysql/docker/Dockerfile
index 0857cfe6..35f5cbe6 100644
--- a/cmd/example-mysql/docker/Dockerfile
+++ b/cmd/example-mysql/docker/Dockerfile
@@ -1,4 +1,4 @@
-FROM golang:1.22.5-bookworm@sha256:af9b40f2b1851be993763b85288f8434af87b5678af04355b1e33ff530b5765f as build
+FROM golang:1.22.6-bookworm@sha256:f020456572fc292e9627b3fb435c6de5dfb8020fbcef1fd7b65dd092c0ac56bb as build
 
 WORKDIR /build
 
diff --git a/go.mod b/go.mod
index b4edfa92..7a896926 100644
--- a/go.mod
+++ b/go.mod
@@ -1,6 +1,6 @@
 module github.com/transparency-dev/trillian-tessera
 
-go 1.22.5
+go 1.22.6
 
 require (
 	cloud.google.com/go/kms v1.18.4