diff --git a/.github/workflows/ci-schedule.yml b/.github/workflows/ci-schedule.yml
index 0f560545bfda..c9b123805744 100644
--- a/.github/workflows/ci-schedule.yml
+++ b/.github/workflows/ci-schedule.yml
@@ -22,7 +22,7 @@ jobs:
       - name: install Go
         uses: actions/setup-go@v3
         with:
-          go-version: 1.19.5
+          go-version: 1.20.4
       - name: setup e2e test environment
         run: |
           export CLUSTER_VERSION=kindest/node:${{ matrix.k8s }}
diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index e0639ba7f0b6..e5322efd7dc1 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -18,7 +18,7 @@ jobs:
       - name: install Go
         uses: actions/setup-go@v3
         with:
-          go-version: 1.19.5
+          go-version: 1.20.4
       - name: vendor
         run: hack/verify-vendor.sh
       - name: lint
@@ -41,7 +41,7 @@ jobs:
       - name: install Go
         uses: actions/setup-go@v3
         with:
-          go-version: 1.19.5
+          go-version: 1.20.4
       - name: Install Protoc
         # TODO(@RainbowMango): Update the action version to adopt Node16
         # track issue: https://github.com/arduino/setup-protoc/issues/59
@@ -75,7 +75,7 @@ jobs:
       - name: install Go
         uses: actions/setup-go@v3
         with:
-          go-version: 1.19.5
+          go-version: 1.20.4
       - name: compile
         run: make all
   test:
@@ -88,7 +88,7 @@ jobs:
       - name: install Go
         uses: actions/setup-go@v3
         with:
-          go-version: 1.19.5
+          go-version: 1.20.4
       - name: make test
         run: make test
       - name: Upload coverage to Codecov
@@ -125,7 +125,7 @@ jobs:
       - name: install Go
         uses: actions/setup-go@v3
         with:
-          go-version: 1.19.5
+          go-version: 1.20.4
       - name: setup e2e test environment
         run: |
           export CLUSTER_VERSION=kindest/node:${{ matrix.k8s }}
diff --git a/.github/workflows/cli.yaml b/.github/workflows/cli.yaml
index ad501676c51d..42836c13b08b 100644
--- a/.github/workflows/cli.yaml
+++ b/.github/workflows/cli.yaml
@@ -28,7 +28,7 @@ jobs:
       - name: install Go
         uses: actions/setup-go@v3
         with:
-          go-version: 1.19.5
+          go-version: 1.20.4
       - uses: engineerd/setup-kind@v0.5.0
         with:
           version: "v0.17.0"
diff --git a/.github/workflows/dockerhub-latest-image.yml b/.github/workflows/dockerhub-latest-image.yml
index 0eb6456e827c..5bdff066efab 100644
--- a/.github/workflows/dockerhub-latest-image.yml
+++ b/.github/workflows/dockerhub-latest-image.yml
@@ -35,7 +35,7 @@ jobs:
       - name: install Go
         uses: actions/setup-go@v3
         with:
-          go-version: 1.19.5
+          go-version: 1.20.4
       - name: install QEMU
         uses: docker/setup-qemu-action@v2
       - name: install Buildx
diff --git a/.github/workflows/dockerhub-released-image.yml b/.github/workflows/dockerhub-released-image.yml
index 20241cab942d..7d29cd54bd49 100644
--- a/.github/workflows/dockerhub-released-image.yml
+++ b/.github/workflows/dockerhub-released-image.yml
@@ -31,7 +31,7 @@ jobs:
       - name: install Go
         uses: actions/setup-go@v3
         with:
-          go-version: 1.19.5
+          go-version: 1.20.4
       - name: install QEMU
         uses: docker/setup-qemu-action@v2
       - name: install Buildx
diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index 82548642ffe3..da87bba7c8d7 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -23,7 +23,7 @@ jobs:
     - name: Set up Go
       uses: actions/setup-go@v3
       with:
-        go-version: 1.19.5
+        go-version: 1.20.4
     - name: Making and packaging
       env:
         GOOS: ${{ matrix.os }}
diff --git a/.github/workflows/swr-latest-image.yml b/.github/workflows/swr-latest-image.yml
index 6217cc0ac8d5..7ff01e629023 100644
--- a/.github/workflows/swr-latest-image.yml
+++ b/.github/workflows/swr-latest-image.yml
@@ -22,7 +22,7 @@ jobs:
       - name: install Go
         uses: actions/setup-go@v3
         with:
-          go-version: 1.19.5
+          go-version: 1.20.4
       - name: build images
         env:
           REGISTRY: ${{secrets.SWR_REGISTRY}}
diff --git a/.github/workflows/swr-released-image.yml b/.github/workflows/swr-released-image.yml
index 296f46d1894a..338576b2ac72 100644
--- a/.github/workflows/swr-released-image.yml
+++ b/.github/workflows/swr-released-image.yml
@@ -19,7 +19,7 @@ jobs:
       - name: install Go
         uses: actions/setup-go@v3
         with:
-          go-version: 1.19.5
+          go-version: 1.20.4
       - name: build images
         env:
           REGISTRY: ${{secrets.SWR_REGISTRY}}
diff --git a/README.md b/README.md
index 2bd75a9228d2..d71c8efd572c 100644
--- a/README.md
+++ b/README.md
@@ -98,7 +98,7 @@ This guide will cover:
 - Propagate an application by using `karmada`.
 
 ### Prerequisites
-- [Go](https://golang.org/) version v1.19+
+- [Go](https://golang.org/) version v1.20+
 - [kubectl](https://kubernetes.io/docs/tasks/tools/install-kubectl/) version v1.19+
 - [kind](https://kind.sigs.k8s.io/) version v0.14.0+
 
diff --git a/go.mod b/go.mod
index 1287db9e18f8..762dfcdfd726 100644
--- a/go.mod
+++ b/go.mod
@@ -1,6 +1,6 @@
 module github.com/karmada-io/karmada
 
-go 1.19
+go 1.20
 
 require (
 	github.com/distribution/distribution/v3 v3.0.0-20210507173845-9329f6a62b67
diff --git a/hack/util.sh b/hack/util.sh
index d5aba91781c2..df65accdefa1 100755
--- a/hack/util.sh
+++ b/hack/util.sh
@@ -22,7 +22,7 @@ KARMADA_OPENSEARCH_DASHBOARDS_LABEL="karmada-opensearch-dashboards"
 
 KARMADA_GO_PACKAGE="github.com/karmada-io/karmada"
 
-MIN_Go_VERSION=go1.19.0
+MIN_Go_VERSION=go1.20.0
 
 KARMADA_TARGET_SOURCE=(
   karmada-aggregated-apiserver=cmd/aggregated-apiserver