diff --git a/.github/renovate.json b/.github/renovate.json
index 1094196..05cbd77 100644
--- a/.github/renovate.json
+++ b/.github/renovate.json
@@ -11,7 +11,7 @@
   ],
   "commitMessageAction": "Renovate: Update",
   "constraints": {
-    "go": "1.21"
+    "go": "1.22"
   },
   "postUpdateOptions": [
     "gomodTidy",
@@ -22,7 +22,7 @@
       "matchPackageNames": [
         "golang"
       ],
-      "allowedVersions": "1.21.x"
+      "allowedVersions": "1.22.x"
     },
     {
       "matchPackagePatterns": [
diff --git a/.github/workflows/checks.yaml b/.github/workflows/checks.yaml
index 868b341..12253a9 100644
--- a/.github/workflows/checks.yaml
+++ b/.github/workflows/checks.yaml
@@ -25,7 +25,7 @@ jobs:
         uses: actions/setup-go@v5
         with:
           check-latest: true
-          go-version: "1.21"
+          go-version: "1.22"
       - name: Dependency Licenses Review
         run: make check-dependency-licenses
       - name: Run govulncheck
diff --git a/.github/workflows/ci.yaml b/.github/workflows/ci.yaml
index 94b9320..25da216 100644
--- a/.github/workflows/ci.yaml
+++ b/.github/workflows/ci.yaml
@@ -28,7 +28,7 @@ jobs:
         uses: actions/setup-go@v5
         with:
           check-latest: true
-          go-version: "1.21"
+          go-version: "1.22"
       - name: Build all binaries
         run: make build-all
       - name: Run golangci-lint
@@ -47,7 +47,7 @@ jobs:
         uses: actions/setup-go@v5
         with:
           check-latest: true
-          go-version: "1.21"
+          go-version: "1.22"
       - name: Run tests and generate coverage report
         run: make build/cover.out
       - name: Upload coverage report to Coveralls
diff --git a/.github/workflows/codeql.yaml b/.github/workflows/codeql.yaml
index 24b913d..307b258 100644
--- a/.github/workflows/codeql.yaml
+++ b/.github/workflows/codeql.yaml
@@ -28,7 +28,7 @@ jobs:
         uses: actions/setup-go@v5
         with:
           check-latest: true
-          go-version: "1.21"
+          go-version: "1.22"
       - name: Initialize CodeQL
         uses: github/codeql-action/init@v3
         with:
diff --git a/go.mod b/go.mod
index 8849f9f..c65a0cb 100644
--- a/go.mod
+++ b/go.mod
@@ -1,6 +1,6 @@
 module github.com/sapcc/go-makefile-maker
 
-go 1.21
+go 1.22
 
 require (
 	github.com/sapcc/go-bits v0.0.0-20240204232020-9be969f15f30
diff --git a/internal/core/constants.go b/internal/core/constants.go
index 523c755..b0ae3aa 100644
--- a/internal/core/constants.go
+++ b/internal/core/constants.go
@@ -16,9 +16,9 @@ package core
 
 const (
 	DefaultAlpineImage       = "3.19"
-	DefaultGolangImagePrefix = "1.21.7-alpine"
+	DefaultGolangImagePrefix = "1.22.0-alpine"
 
-	DefaultGoVersion           = "1.21"
+	DefaultGoVersion           = "1.22"
 	DefaultPostgresVersion     = "12"
 	DefaultLinkerdAwaitVersion = "0.2.7"
 	DefaultK8sEnvtestVersion   = "1.26.x!"