diff --git a/.github/workflows/build-alauda.yml b/.github/workflows/build-alauda.yml
index 6068cb943..69a48539d 100644
--- a/.github/workflows/build-alauda.yml
+++ b/.github/workflows/build-alauda.yml
@@ -26,7 +26,7 @@ jobs:
     runs-on: ubuntu-latest
     strategy:
       matrix:
-        go-version: ['1.26.3']
+        go-version: ['1.26.4']
       fail-fast: true
     steps:
       - name: Checkout
diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index 603c054b2..97e682fc9 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -27,7 +27,7 @@ jobs:
     runs-on: ubuntu-latest
     strategy:
       matrix:
-        go-version: ['1.26.3']
+        go-version: ['1.26.4']
       fail-fast: true
     steps:
       - name: Checkout
diff --git a/.github/workflows/codeql-analysis.yml b/.github/workflows/codeql-analysis.yml
index 518f582af..529667379 100644
--- a/.github/workflows/codeql-analysis.yml
+++ b/.github/workflows/codeql-analysis.yml
@@ -35,7 +35,7 @@ jobs:
       security-events: write
     strategy:
       matrix:
-        go-version: ['1.26.3']
+        go-version: ['1.26.4']
       fail-fast: false
     steps:
       - name: Checkout repository
diff --git a/.github/workflows/golangci-lint.yml b/.github/workflows/golangci-lint.yml
index 8bd9fcd7c..7a23310e6 100644
--- a/.github/workflows/golangci-lint.yml
+++ b/.github/workflows/golangci-lint.yml
@@ -27,7 +27,7 @@ jobs:
     runs-on: ubuntu-latest
     strategy:
       matrix:
-        go-version: ['1.26.3']
+        go-version: ['1.26.4']
       fail-fast: true
     steps:
     - name: Checkout
diff --git a/.github/workflows/release-github.yml b/.github/workflows/release-github.yml
index c51e00146..3031c2105 100644
--- a/.github/workflows/release-github.yml
+++ b/.github/workflows/release-github.yml
@@ -29,7 +29,7 @@ jobs:
       - name: setup go environment
         uses: actions/setup-go@v5
         with:
-          go-version: '1.26.3'
+          go-version: '1.26.4'
       - name: run goreleaser
         uses: goreleaser/goreleaser-action@v6
         with:
diff --git a/go.mod b/go.mod
index 0dd969051..6ffd64fca 100644
--- a/go.mod
+++ b/go.mod
@@ -1,6 +1,6 @@
 module oras.land/oras
 
-go 1.26.3
+go 1.26.4
 
 require (
 	github.com/Masterminds/sprig/v3 v3.3.0
diff --git a/test/e2e/go.mod b/test/e2e/go.mod
index 20142efa5..cab255611 100644
--- a/test/e2e/go.mod
+++ b/test/e2e/go.mod
@@ -1,6 +1,6 @@
 module oras.land/oras/test/e2e
 
-go 1.26.3
+go 1.26.4
 
 require (
 	github.com/onsi/ginkgo/v2 v2.25.2
diff --git a/test/e2e/go.work b/test/e2e/go.work
index edff9a05a..23b749405 100644
--- a/test/e2e/go.work
+++ b/test/e2e/go.work
@@ -1,4 +1,4 @@
-go 1.26.3
+go 1.26.4
 
 use (
 	.