diff --git a/.github/workflows/golangci-lint.yml b/.github/workflows/golangci-lint.yml
index 5ad3ba70d7..17d7ff7e0f 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: "1.21"
+          go-version-file: go.mod
       - name: golangci-lint
         uses: golangci/golangci-lint-action@aaa42aa0628b4ae2578232a66b541047968fac86 # v6.1.0
         with:
diff --git a/.github/workflows/test_crdb.yaml b/.github/workflows/test_crdb.yaml
index 1254e2a1fb..e12d40a506 100644
--- a/.github/workflows/test_crdb.yaml
+++ b/.github/workflows/test_crdb.yaml
@@ -21,7 +21,7 @@ jobs:
 
     - uses: actions/setup-go@0a12ed9d6a96ab950c8f026ed9f722fe0da7ef32 # v5.0.2
       with:
-        go-version: '1.21'
+        go-version-file: go.mod
         check-latest: true
         cache: true
 
@@ -37,7 +37,7 @@ jobs:
 
     - uses: actions/setup-go@0a12ed9d6a96ab950c8f026ed9f722fe0da7ef32 # v5.0.2
       with:
-        go-version: '1.21'
+        go-version-file: go.mod
         check-latest: true
         cache: true
 
@@ -51,7 +51,7 @@ jobs:
 
     - uses: actions/setup-go@0a12ed9d6a96ab950c8f026ed9f722fe0da7ef32 # v5.0.2
       with:
-        go-version: '1.21'
+        go-version-file: go.mod
         check-latest: true
         cache: true
 
diff --git a/CHANGELOG.md b/CHANGELOG.md
index 2035ed96ce..17faae5ff3 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -8,7 +8,7 @@
 
 ## Notable Changes
 
-* Updated go version 1.20 -> 1.21
+* Updated go version 1.20 -> 1.22
 * Bump kaniko (used to build Docker images in GCB) to 1.20.0
 
 ## v1.6.0 (Jan 2024)
diff --git a/README.md b/README.md
index 0591e2f0b5..b9f3b84267 100644
--- a/README.md
+++ b/README.md
@@ -73,7 +73,7 @@ The current state of feature implementation is recorded in the
 
 To build and test Trillian you need:
 
- - Go 1.21 or later (go 1.21 matches cloudbuild, and is preferred for developers
+ - Go 1.22 or later (go 1.22 matches cloudbuild, and is preferred for developers
    that will be submitting PRs to this project).
 
 To run many of the tests (and production deployment) you need:
diff --git a/go.mod b/go.mod
index 3aba5a4bf7..cf708028fd 100644
--- a/go.mod
+++ b/go.mod
@@ -1,6 +1,6 @@
 module github.com/google/trillian
 
-go 1.21.12
+go 1.22.6
 
 require (
 	bitbucket.org/creachadair/shell v0.0.8