diff --git a/test/kubemark/configure-kubectl.sh b/test/kubemark/configure-kubectl.sh
index 0adca7f3173b..8008b9a607cf 100644
--- a/test/kubemark/configure-kubectl.sh
+++ b/test/kubemark/configure-kubectl.sh
@@ -14,7 +14,7 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
-curl https://sdk.cloud.google.com | bash
+curl https://sdk.cloud.google.com 2> /dev/null | bash
 sudo gcloud components update kubectl -q
 sudo ln -s /usr/local/share/google/google-cloud-sdk/bin/kubectl /bin/
 kubectl config set-cluster hollow-cluster --server=http://localhost:8080 --insecure-skip-tls-verify=true
diff --git a/test/kubemark/start-kubemark-master.sh b/test/kubemark/start-kubemark-master.sh
index a96446e826dd..ceec7950216b 100644
--- a/test/kubemark/start-kubemark-master.sh
+++ b/test/kubemark/start-kubemark-master.sh
@@ -53,7 +53,7 @@ kubernetes/server/bin/kube-apiserver \
 	--basic-auth-file=/srv/kubernetes/basic_auth.csv &> /var/log/kube-apiserver.log &
 
 # kube-contoller-manager now needs running kube-api server to actually start
-until [ "$(curl 127.0.0.1:8080/healthz)" == "ok" ]; do
+until [ "$(curl 127.0.0.1:8080/healthz 2> /dev/null)" == "ok" ]; do
 	sleep 1
 done
 kubernetes/server/bin/kube-controller-manager --master=127.0.0.1:8080 --service-account-private-key-file=/srv/kubernetes/server.key --root-ca-file=/srv/kubernetes/ca.crt --v=2 &> /var/log/kube-controller-manager.log &