diff --git a/.changelog/533.feature.md b/.changelog/533.feature.md
new file mode 100644
index 0000000..1fd7d50
--- /dev/null
+++ b/.changelog/533.feature.md
@@ -0,0 +1 @@
+ci: update go to 1.22
diff --git a/.github/workflows/ci-lint.yml b/.github/workflows/ci-lint.yml
index 5e3b364..ddf5d02 100644
--- a/.github/workflows/ci-lint.yml
+++ b/.github/workflows/ci-lint.yml
@@ -38,10 +38,10 @@ jobs:
         uses: actions/setup-node@v4.0.0
         with:
           node-version: "18.x"
-      - name: Set up Go 1.21
+      - name: Set up Go 1.22
         uses: actions/setup-go@v4
         with:
-          go-version: "1.21.x"
+          go-version: "1.22.x"
       - name: Install gitlint
         run: |
           python -m pip install gitlint
diff --git a/.github/workflows/ci-tests.yaml b/.github/workflows/ci-tests.yaml
index 2b3eae6..14959dc 100644
--- a/.github/workflows/ci-tests.yaml
+++ b/.github/workflows/ci-tests.yaml
@@ -23,10 +23,10 @@ jobs:
     steps:
       - name: Checkout code
         uses: actions/checkout@v4
-      - name: Set up Go 1.21
+      - name: Set up Go 1.22
         uses: actions/setup-go@v4
         with:
-          go-version: "1.21.x"
+          go-version: "1.22.x"
       - name: Cache Go dependencies
         uses: actions/cache@v3.3.2
         with:
diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index cd54ce2..60d042f 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -32,10 +32,10 @@ jobs:
           # For more info, see:
           # https://github.com/actions/checkout#fetch-all-history-for-all-tags-and-branches
           fetch-depth: 0
-      - name: Set up Go 1.21
+      - name: Set up Go 1.22
         uses: actions/setup-go@v4
         with:
-          go-version: "1.21.x"
+          go-version: "1.22.x"
       - name: Install GoReleaser
         run: |
           cd $(mktemp --directory /tmp/goreleaser.XXXXX)
diff --git a/docker/Dockerfile b/docker/Dockerfile
index 7fbe276..754669b 100644
--- a/docker/Dockerfile
+++ b/docker/Dockerfile
@@ -8,12 +8,12 @@
 #
 # Build stage
 #
-FROM golang:1.21 AS build
+FROM golang:1.22 AS build
 
 # Install prerequisites.
 RUN apt-get update && apt-get install -y bzip2 libseccomp-dev
 
-ARG CORE_BRANCH=v23.0.9
+ARG CORE_BRANCH=v24.0
 ARG CORE_GITHUB=https://github.com/oasisprotocol/oasis-core
 
 ARG GATEWAY_BRANCH=master