Fix javascript missing let

diff --git a/create-checkout-session.html.jst b/create-checkout-session.html.jst
index 65a98e0..55e6f7f 100644 (file)
--- a/create-checkout-session.html.jst
+++ b/create-checkout-session.html.jst
@@ -6,7 +6,7 @@ let stripe = require('stripe')
 return async env => {
   let config = await env.site.get_json('/_config/config.json')
 
-  stripe_inst = stripe(config.secret_key)
+  let stripe_inst = stripe(config.secret_key)
   let session = await stripe_inst.checkout.sessions.create(
     {
       line_items: [