diff --git a/kubectl-rsh b/kubectl-rsh
index 0f4d644..a79117a 100755
--- a/kubectl-rsh
+++ b/kubectl-rsh
@@ -75,6 +75,6 @@ function remove_pod(){
 trap remove_pod EXIT
 
 echo "Waiting for pod to be ready..."
-kubectl wait -n "$KUBECTL_RSH_NAMESPACE" --for=condition=Ready --timeout ${KUBECTL_RSH_POD_CREATE_TIMEOUT}m "$POD" >/dev/null
+kubectl wait -n "$KUBECTL_RSH_NAMESPACE" --for=condition=Ready --timeout "${KUBECTL_RSH_POD_CREATE_TIMEOUT}m" "$POD" >/dev/null
 
 kubectl attach -n "$KUBECTL_RSH_NAMESPACE" -it "$POD"