diff --git a/.github/workflows/publish.yaml b/.github/workflows/publish.yaml
index 628460b..e1dadf3 100644
--- a/.github/workflows/publish.yaml
+++ b/.github/workflows/publish.yaml
@@ -11,7 +11,7 @@ jobs:
       - name: Set up Go 1.22
         uses: actions/setup-go@v5
         with:
-          go-version: 1.22
+          go-version: 1.26
 
       - name: Check out code into the Go module directory
         uses: actions/checkout@08eba0b27e820071cde6df949e0beb9ba4906955 # v4
diff --git a/.github/workflows/test.yaml b/.github/workflows/test.yaml
index 92e5d18..8a503e9 100644
--- a/.github/workflows/test.yaml
+++ b/.github/workflows/test.yaml
@@ -27,7 +27,7 @@ jobs:
       - name: Set up Go
         uses: actions/setup-go@v5
         with:
-          go-version: '1.21'
+          go-version: '1.26'
           cache: true
 
       - name: Run go mod tidy
@@ -64,7 +64,7 @@ jobs:
       - name: Set up Go
         uses: actions/setup-go@v5
         with:
-          go-version: '1.21'
+          go-version: '1.26'
           cache: true
 
       - name: Run tests
diff --git a/go.mod b/go.mod
index 1ac7c0e..d190221 100644
--- a/go.mod
+++ b/go.mod
@@ -2,7 +2,7 @@ module github.com/yutachaos/kube-job-notifier
 
 go 1.23
 
-toolchain go1.23.3
+toolchain go1.26.0
 
 require (
 	github.com/DataDog/datadog-go v4.8.3+incompatible