diff --git a/cluster/kubemark/gce/config-default.sh b/cluster/kubemark/gce/config-default.sh
index ac79296647..896d8bd89c 100644
--- a/cluster/kubemark/gce/config-default.sh
+++ b/cluster/kubemark/gce/config-default.sh
@@ -92,7 +92,7 @@ KUBEMARK_MASTER_COMPONENTS_QPS_LIMITS="${KUBEMARK_MASTER_COMPONENTS_QPS_LIMITS:-
 CUSTOM_ADMISSION_PLUGINS="${CUSTOM_ADMISSION_PLUGINS:-Initializers,NamespaceLifecycle,LimitRanger,ServiceAccount,PersistentVolumeLabel,PodPreset,DefaultStorageClass,DefaultTolerationSeconds,NodeRestriction,Priority,StorageObjectInUseProtection,MutatingAdmissionWebhook,ValidatingAdmissionWebhook,ResourceQuota}"
 
 # Master components' test arguments.
-APISERVER_TEST_ARGS="${KUBEMARK_APISERVER_TEST_ARGS:-} --runtime-config=extensions/v1beta1 ${API_SERVER_TEST_LOG_LEVEL} ${TEST_CLUSTER_MAX_REQUESTS_INFLIGHT} ${TEST_CLUSTER_DELETE_COLLECTION_WORKERS}"
+APISERVER_TEST_ARGS="${KUBEMARK_APISERVER_TEST_ARGS:-} --vmodule=httplog=3 --runtime-config=extensions/v1beta1 ${API_SERVER_TEST_LOG_LEVEL} ${TEST_CLUSTER_MAX_REQUESTS_INFLIGHT} ${TEST_CLUSTER_DELETE_COLLECTION_WORKERS}"
 CONTROLLER_MANAGER_TEST_ARGS="${KUBEMARK_CONTROLLER_MANAGER_TEST_ARGS:-} ${CONTROLLER_MANAGER_TEST_LOG_LEVEL} ${TEST_CLUSTER_RESYNC_PERIOD} ${TEST_CLUSTER_API_CONTENT_TYPE} ${KUBEMARK_MASTER_COMPONENTS_QPS_LIMITS}"
 SCHEDULER_TEST_ARGS="${KUBEMARK_SCHEDULER_TEST_ARGS:-} ${SCHEDULER_TEST_LOG_LEVEL} ${TEST_CLUSTER_API_CONTENT_TYPE} ${KUBEMARK_MASTER_COMPONENTS_QPS_LIMITS}"