diff --git a/hack/ginkgo-e2e.sh b/hack/ginkgo-e2e.sh
index 6354966a2c..b408b699fa 100755
--- a/hack/ginkgo-e2e.sh
+++ b/hack/ginkgo-e2e.sh
@@ -162,6 +162,7 @@ export PATH=$(dirname "${e2e_test}"):"${PATH}"
   --cluster-monitoring-mode="${KUBE_ENABLE_CLUSTER_MONITORING:-standalone}" \
   --prometheus-monitoring="${KUBE_ENABLE_PROMETHEUS_MONITORING:-false}" \
   --dns-domain="${KUBE_DNS_DOMAIN:-cluster.local}" \
+  --ginkgo.slowSpecThreshold="${GINKGO_SLOW_SPEC_THRESHOLD:-300}" \
   ${KUBE_CONTAINER_RUNTIME:+"--container-runtime=${KUBE_CONTAINER_RUNTIME}"} \
   ${MASTER_OS_DISTRIBUTION:+"--master-os-distro=${MASTER_OS_DISTRIBUTION}"} \
   ${NODE_OS_DISTRIBUTION:+"--node-os-distro=${NODE_OS_DISTRIBUTION}"} \