diff --git a/.devcontainer/Dockerfile b/.devcontainer/Dockerfile
index d48b2f5..1c6aa7e 100644
--- a/.devcontainer/Dockerfile
+++ b/.devcontainer/Dockerfile
@@ -6,7 +6,7 @@
 # When we update the base image version (which we do manually, prompted by Dependabot
 # notifying us of a new Go version), make sure our new base images is listed at:
 # https://hub.docker.com/_/golang
-FROM golang:1.21.6-bullseye
+FROM golang:1.22.0-bullseye
 
 # This Dockerfile adds a non-root user with sudo access. Use the "remoteUser"
 # property in devcontainer.json to use it. On Linux, the container user's GID/UIDs
diff --git a/.github/workflows/github_tag_and_release.yml b/.github/workflows/github_tag_and_release.yml
index f973a04..8558efd 100644
--- a/.github/workflows/github_tag_and_release.yml
+++ b/.github/workflows/github_tag_and_release.yml
@@ -40,7 +40,7 @@ jobs:
         name: Set up Go
         uses: actions/setup-go@v5
         with:
-          go-version: '1.21.6'
+          go-version: '1.22.0'
       -
         name: Run GoReleaser
         uses: goreleaser/goreleaser-action@v5.0.0
diff --git a/.github/workflows/integration_test.yml b/.github/workflows/integration_test.yml
index 122d709..4e90103 100644
--- a/.github/workflows/integration_test.yml
+++ b/.github/workflows/integration_test.yml
@@ -16,7 +16,7 @@ jobs:
       - name: Install Go
         uses: actions/setup-go@v5
         with:
-          go-version: '1.21.6'
+          go-version: '1.22.0'
       - name: Checkout code
         uses: actions/checkout@v4
       - name: Tests
diff --git a/.github/workflows/virtual_test.yml b/.github/workflows/virtual_test.yml
index 3394c33..5861263 100644
--- a/.github/workflows/virtual_test.yml
+++ b/.github/workflows/virtual_test.yml
@@ -19,7 +19,7 @@ jobs:
       - name: Install Go
         uses: actions/setup-go@v5
         with:
-          go-version: '1.21.6'
+          go-version: '1.22.0'
       - name: Checkout code
         uses: actions/checkout@v4
       - name: Install Hoverfly
diff --git a/Dockerfile b/Dockerfile
index 835a0b4..12d9073 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,4 +1,4 @@
-FROM golang:1.21.6-bullseye AS builder
+FROM golang:1.22.0-bullseye AS builder
 
 WORKDIR /src
 COPY . .
diff --git a/go.mod b/go.mod
index ed46a38..48d6cb0 100644
--- a/go.mod
+++ b/go.mod
@@ -1,7 +1,7 @@
 module github.com/agilepathway/label-checker
 
 // major and minor version only - don't specify at patch level (e.g. don't put 1.14.7)
-go 1.21
+go 1.22
 
 require (
 	github.com/shurcooL/githubv4 v0.0.0-20230704064427-599ae7bbf278