diff --git a/.github/workflows/CI.yml b/.github/workflows/CI.yml
index fdc95e33f3..2d8e7d401a 100644
--- a/.github/workflows/CI.yml
+++ b/.github/workflows/CI.yml
@@ -44,7 +44,7 @@ jobs:
       - name: Set up Go 1.21
         uses: actions/setup-go@v1
         with:
-           go-version: 1.21.8
+           go-version: 1.21.9
         id: go
       - uses: actions/checkout@v3
         with:
@@ -105,7 +105,7 @@ jobs:
       - name: Set up Go 1.21
         uses: actions/setup-go@v1
         with:
-          go-version: 1.21.8
+          go-version: 1.21.9
         id: go
       - uses: actions/checkout@v3
         with:
@@ -160,7 +160,7 @@ jobs:
       - name: Set up Go 1.21
         uses: actions/setup-go@v1
         with:
-          go-version: 1.21.8
+          go-version: 1.21.9
         id: go
       - uses: actions/checkout@v3
         with:
@@ -215,7 +215,7 @@ jobs:
       - name: Set up Go 1.21
         uses: actions/setup-go@v1
         with:
-          go-version: 1.21.8
+          go-version: 1.21.9
         id: go
       - uses: actions/checkout@v3
         with:
@@ -268,7 +268,7 @@ jobs:
       - name: Set up Go 1.21
         uses: actions/setup-go@v1
         with:
-          go-version: 1.21.8
+          go-version: 1.21.9
         id: go
       - uses: actions/checkout@v3
         with:
diff --git a/.github/workflows/build-package.yml b/.github/workflows/build-package.yml
index 936910027e..8ebfb5da6b 100644
--- a/.github/workflows/build-package.yml
+++ b/.github/workflows/build-package.yml
@@ -26,7 +26,7 @@ jobs:
       - name: Set up Go 1.21
         uses: actions/setup-go@v1
         with:
-          go-version: 1.21.8
+          go-version: 1.21.9
         id: go
       - name: Setup Docker
         uses: docker-practice/actions-setup-docker@master
diff --git a/.github/workflows/conformance_test.yml b/.github/workflows/conformance_test.yml
index 9b9660e79b..956d42641d 100644
--- a/.github/workflows/conformance_test.yml
+++ b/.github/workflows/conformance_test.yml
@@ -28,7 +28,7 @@ jobs:
       - name: Set up Go 1.21
         uses: actions/setup-go@v1
         with:
-          go-version: 1.21.8
+          go-version: 1.21.9
         id: go
       - uses: actions/checkout@v3
         with:
diff --git a/CONTRIBUTING.md b/CONTRIBUTING.md
index 1060372765..55b889b60c 100644
--- a/CONTRIBUTING.md
+++ b/CONTRIBUTING.md
@@ -166,7 +166,7 @@ Harbor backend is written in [Go](http://golang.org/). If you don't have a Harbo
 |   2.6    |    1.18.6     |
 |   2.7    |    1.19.4     |
 |   2.8    |    1.20.6     |
-|   2.9    |    1.21.8     |
+|   2.9    |    1.21.9     |
 
 Ensure your GOPATH and PATH have been configured in accordance with the Go environment instructions.
 
diff --git a/Makefile b/Makefile
index dd428ccba3..fb2397f50e 100644
--- a/Makefile
+++ b/Makefile
@@ -140,7 +140,7 @@ GOINSTALL=$(GOCMD) install
 GOTEST=$(GOCMD) test
 GODEP=$(GOTEST) -i
 GOFMT=gofmt -w
-GOBUILDIMAGE=golang:1.21.8
+GOBUILDIMAGE=golang:1.21.9
 GOBUILDPATHINCONTAINER=/harbor
 
 # go build
diff --git a/make/photon/registry/Dockerfile.binary b/make/photon/registry/Dockerfile.binary
index c18fb9e09e..508e72b50b 100644
--- a/make/photon/registry/Dockerfile.binary
+++ b/make/photon/registry/Dockerfile.binary
@@ -1,4 +1,4 @@
-FROM golang:1.21.8
+FROM golang:1.21.9
 
 ENV DISTRIBUTION_DIR /go/src/github.com/docker/distribution
 ENV BUILDTAGS include_oss include_gcs
diff --git a/make/photon/trivy-adapter/Dockerfile.binary b/make/photon/trivy-adapter/Dockerfile.binary
index 65bc9e9a51..5b127a4744 100644
--- a/make/photon/trivy-adapter/Dockerfile.binary
+++ b/make/photon/trivy-adapter/Dockerfile.binary
@@ -1,4 +1,4 @@
-FROM golang:1.21.8
+FROM golang:1.21.9
 
 ADD .   /go/src/github.com/aquasecurity/harbor-scanner-trivy/
 WORKDIR /go/src/github.com/aquasecurity/harbor-scanner-trivy/
diff --git a/make/photon/trivy-adapter/builder.sh b/make/photon/trivy-adapter/builder.sh
index debed09a57..809ee83e4d 100755
--- a/make/photon/trivy-adapter/builder.sh
+++ b/make/photon/trivy-adapter/builder.sh
@@ -19,7 +19,7 @@ TEMP=$(mktemp -d ${TMPDIR-/tmp}/trivy-adapter.XXXXXX)
 git clone https://github.com/aquasecurity/harbor-scanner-trivy.git $TEMP
 cd $TEMP; git checkout $VERSION; cd -
 
-echo "Building Trivy adapter binary based on golang:1.21.8..."
+echo "Building Trivy adapter binary based on golang:1.21.9..."
 cp Dockerfile.binary $TEMP
 docker build -f $TEMP/Dockerfile.binary -t trivy-adapter-golang $TEMP
 
diff --git a/tests/ci/distro_installer.sh b/tests/ci/distro_installer.sh
index ae10a5f859..94531c85e0 100755
--- a/tests/ci/distro_installer.sh
+++ b/tests/ci/distro_installer.sh
@@ -3,5 +3,5 @@ set -x
 
 set -e
 
-sudo make package_online GOBUILDTAGS="include_oss include_gcs" VERSIONTAG=dev-gitaction PKGVERSIONTAG=dev-gitaction UIVERSIONTAG=dev-gitaction GOBUILDIMAGE=golang:1.21.8 COMPILETAG=compile_golangimage TRIVYFLAG=true HTTPPROXY= PULL_BASE_FROM_DOCKERHUB=false
-sudo make package_offline GOBUILDTAGS="include_oss include_gcs" VERSIONTAG=dev-gitaction PKGVERSIONTAG=dev-gitaction UIVERSIONTAG=dev-gitaction GOBUILDIMAGE=golang:1.21.8 COMPILETAG=compile_golangimage TRIVYFLAG=true HTTPPROXY= PULL_BASE_FROM_DOCKERHUB=false
+sudo make package_online GOBUILDTAGS="include_oss include_gcs" VERSIONTAG=dev-gitaction PKGVERSIONTAG=dev-gitaction UIVERSIONTAG=dev-gitaction GOBUILDIMAGE=golang:1.21.9 COMPILETAG=compile_golangimage TRIVYFLAG=true HTTPPROXY= PULL_BASE_FROM_DOCKERHUB=false
+sudo make package_offline GOBUILDTAGS="include_oss include_gcs" VERSIONTAG=dev-gitaction PKGVERSIONTAG=dev-gitaction UIVERSIONTAG=dev-gitaction GOBUILDIMAGE=golang:1.21.9 COMPILETAG=compile_golangimage TRIVYFLAG=true HTTPPROXY= PULL_BASE_FROM_DOCKERHUB=false