diff --git a/hack/update-codegen.sh b/hack/update-codegen.sh
index fe63c4fe8..62c36633f 100755
--- a/hack/update-codegen.sh
+++ b/hack/update-codegen.sh
@@ -10,6 +10,9 @@ cd "${REPO_ROOT}"
 
 echo "Generating with deepcopy-gen"
 GO111MODULE=on go install k8s.io/code-generator/cmd/deepcopy-gen
+GOPATH=$(go env GOPATH | awk -F ':' '{print $1}')
+export PATH=$PATH:$GOPATH/bin
+
 deepcopy-gen \
   --go-header-file hack/boilerplate/boilerplate.go.txt \
   --input-dirs=github.com/karmada-io/karmada/pkg/apis/cluster/v1alpha1 \
diff --git a/hack/util.sh b/hack/util.sh
index f9719cbfa..d16f1eba5 100755
--- a/hack/util.sh
+++ b/hack/util.sh
@@ -29,6 +29,8 @@ function util::install_tools() {
 	temp_path=$(mktemp -d)
 	pushd "${temp_path}" >/dev/null
 	GO111MODULE=on go get "${package}"@"${version}"
+	GOPATH=$(go env GOPATH | awk -F ':' '{print $1}')
+	export PATH=$PATH:$GOPATH/bin
 	popd >/dev/null
 	rm -rf "${temp_path}"
 }