diff --git a/.github/workflows/ci-helm-deploy-nginx.yml b/.github/workflows/ci-helm-deploy-nginx.yml
index 0a17845d..91acc07f 100644
--- a/.github/workflows/ci-helm-deploy-nginx.yml
+++ b/.github/workflows/ci-helm-deploy-nginx.yml
@@ -12,7 +12,7 @@ jobs:
       - name: Setup Go
         uses: actions/setup-go@v5
         with:
-          go-version: '1.20'
+          go-version: '1.21'
       - name: GoReleaser
         uses: goreleaser/goreleaser-action@v4
         with:
diff --git a/.github/workflows/ci-kustomize-deploy.yml b/.github/workflows/ci-kustomize-deploy.yml
index e90a126f..99be8735 100644
--- a/.github/workflows/ci-kustomize-deploy.yml
+++ b/.github/workflows/ci-kustomize-deploy.yml
@@ -12,7 +12,7 @@ jobs:
       - name: Setup Go
         uses: actions/setup-go@v5
         with:
-          go-version: '1.20'
+          go-version: '1.21'
       - name: GoReleaser
         uses: goreleaser/goreleaser-action@v4
         with:
diff --git a/.github/workflows/lint.yml b/.github/workflows/lint.yml
index 543083a3..6bc8ea4e 100644
--- a/.github/workflows/lint.yml
+++ b/.github/workflows/lint.yml
@@ -7,6 +7,9 @@ jobs:
   lint-go:
     runs-on: ubuntu-latest
     steps:
+    - uses: actions/setup-go@v5
+      with:
+        go-version: '1.21'
     - uses: actions/checkout@v4
     - uses: golangci/golangci-lint-action@v3
       with:
@@ -26,7 +29,7 @@ jobs:
     - uses: actions/checkout@v4
     - uses: actions/setup-go@v5
       with:
-        go-version: '1.20'
+        go-version: '1.21'
     - name: Run unit tests
       run: go test -race -covermode atomic -coverprofile=profile.cov ./...
     - name: Send coverage report
diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index 4e613fc3..7e2557c8 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -13,7 +13,7 @@ jobs:
       - name: Setup Go
         uses: actions/setup-go@v5
         with:
-          go-version: '1.20'
+          go-version: '1.21'
       - name: Login to DockerHub
         uses: docker/login-action@v3
         with: