diff --git a/entrypoint.sh b/entrypoint.sh
index b03edcc..6e02a78 100755
--- a/entrypoint.sh
+++ b/entrypoint.sh
@@ -4,8 +4,9 @@ set -e
 
 echo ${KUBE_CONFIG_DATA} | base64 -d > kubeconfig
 export KUBECONFIG="${PWD}/kubeconfig"
+chmod 600 ${PWD}/kubeconfig
 
-if [-z $INPUT_PLUGINS]
+if [[ -n "${INPUT_PLUGINS// /}" ]]
 then
     plugins=$(echo $INPUT_PLUGINS | tr ",")