diff --git a/release/release.sh b/release/release.sh
index 8b7ad6c8155..da4e5bda06f 100755
--- a/release/release.sh
+++ b/release/release.sh
@@ -27,6 +27,8 @@ SCRIPT_DIR=$(CDPATH="" cd $(dirname $0); pwd)
 
 source $SCRIPT_DIR/config.sh
 
+KUBE_REPO_ROOT="$(realpath "$(dirname $0)/..")"
+
 source "${KUBE_REPO_ROOT}/cluster/kube-env.sh"
 source $(dirname ${BASH_SOURCE})/../cluster/${KUBERNETES_PROVIDER}/${KUBE_CONFIG_FILE-"config-default.sh"}