diff --git a/go.mod b/go.mod
new file mode 100644
index 0000000..2c10dcc
--- /dev/null
+++ b/go.mod
@@ -0,0 +1,10 @@
+module nbit.ch/wo-bisch-web/v2
+
+go 1.14
+
+require (
+	github.com/gomodule/redigo v1.8.4
+	github.com/gorilla/securecookie v1.1.1
+	github.com/stripe/stripe-go/v72 v72.41.0
+	golang.org/x/crypto v0.0.0-20210322153248-0c34fe9e7dc2
+)
diff --git a/go.sum b/go.sum
new file mode 100644
index 0000000..b45f955
--- /dev/null
+++ b/go.sum
@@ -0,0 +1,27 @@
+github.com/davecgh/go-spew v1.1.0/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
+github.com/gomodule/redigo v1.8.4 h1:Z5JUg94HMTR1XpwBaSH4vq3+PNSIykBLxMdglbw10gg=
+github.com/gomodule/redigo v1.8.4/go.mod h1:P9dn9mFrCBvWhGE1wpxx6fgq7BAeLBk+UUUzlpkBYO0=
+github.com/gomodule/redigo/redis v0.0.0-do-not-use h1:J7XIp6Kau0WoyT4JtXHT3Ei0gA1KkSc6bc87j9v9WIo=
+github.com/gorilla/securecookie v1.1.1 h1:miw7JPhV+b/lAHSXz4qd/nN9jRiAFV5FwjeKyCS8BvQ=
+github.com/gorilla/securecookie v1.1.1/go.mod h1:ra0sb63/xPlUeL+yeDciTfxMRAA+MP+HVt/4epWDjd4=
+github.com/pmezard/go-difflib v1.0.0/go.mod h1:iKH77koFhYxTK1pcRnkKkqfTogsbg7gZNVY4sRDYZ/4=
+github.com/stretchr/objx v0.1.0/go.mod h1:HFkY916IF+rwdDfMAkV7OtwuqBVzrE8GR6GFx+wExME=
+github.com/stretchr/testify v1.5.1/go.mod h1:5W2xD1RspED5o8YsWQXVCued0rvSQ+mT+I5cxcmMvtA=
+github.com/stripe/stripe-go v1.0.3 h1:RHgK2FUKawVNBPJ15pNM4IWkEVVCg5Ju3xK5QZNhTwY=
+github.com/stripe/stripe-go v70.15.0+incompatible h1:hNML7M1zx8RgtepEMlxyu/FpVPrP7KZm1gPFQquJQvM=
+github.com/stripe/stripe-go/v72 v72.41.0 h1:HkyJew+GkD/ClBT306+5vKLjBE4PRCJDiZ1enQyxeGQ=
+github.com/stripe/stripe-go/v72 v72.41.0/go.mod h1:QwqJQtduHubZht9mek5sds9CtQcKFdsykV9ZepRWwo0=
+golang.org/x/crypto v0.0.0-20190308221718-c2843e01d9a2/go.mod h1:djNgcEr1/C05ACkg1iLfiJU5Ep61QUkGW8qpdssI0+w=
+golang.org/x/crypto v0.0.0-20210322153248-0c34fe9e7dc2 h1:It14KIkyBFYkHkwZ7k45minvA9aorojkyjGk9KJ5B/w=
+golang.org/x/crypto v0.0.0-20210322153248-0c34fe9e7dc2/go.mod h1:T9bdIzuCu7OtxOm1hfPfRQxPLYneinmdGuTeoZ9dtd4=
+golang.org/x/net v0.0.0-20200324143707-d3edc9973b7e/go.mod h1:qpuaurCH72eLCgpAm/N6yyVIVM9cpaDIP3A8BGJEC5A=
+golang.org/x/net v0.0.0-20210226172049-e18ecbb05110/go.mod h1:m0MpNAwzfU5UDzcl9v0D8zg8gWTRqZa9RBIspLL5mdg=
+golang.org/x/sys v0.0.0-20190215142949-d0b11bdaac8a/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY=
+golang.org/x/sys v0.0.0-20200323222414-85ca7c5b95cd/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
+golang.org/x/sys v0.0.0-20201119102817-f84b799fce68/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
+golang.org/x/term v0.0.0-20201126162022-7de9c90e9dd1/go.mod h1:bj7SfCRtBDWHUb9snDiAeCFNEtKQo2Wmx5Cou7ajbmo=
+golang.org/x/text v0.3.0/go.mod h1:NqM8EUOU14njkJ3fqMW+pc6Ldnwhi/IjpwHt7yyuwOQ=
+golang.org/x/text v0.3.3/go.mod h1:5Zoc/QRtKVWzQhOtBMvqHzDpF6irO9z98xDceosuGiQ=
+golang.org/x/tools v0.0.0-20180917221912-90fa682c2a6e/go.mod h1:n7NCudcB/nEzxVGmLbDWY5pfWTLqBcC2KZ6jyYvM4mQ=
+gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
+gopkg.in/yaml.v2 v2.2.2/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI=
diff --git a/snippets/order.html b/snippets/order.html
index b07dc8c..e1538de 100644
--- a/snippets/order.html
+++ b/snippets/order.html
@@ -33,7 +33,7 @@
           <li>GPS Tracker mit integriertem Akku</li>
           <li>USB-Netzadapter mit Ladekabel USB-Typ-A</li>
           <li>2 Dual Lock Klettpad 25 x 25mm zum optionalen einfachen Befestigen</li>
-          <li>12 Monate Abo, <span class="has-text-weight-bold">anschliessend CHF 3.00 pro Monat</span></li> 
+          <li>6 Monate Abo, <span class="has-text-weight-bold">anschliessend CHF 3.00 pro Monat</span></li> 
         </ul>
       </div>
       <div class="columns">
diff --git a/snippets/tracker.html b/snippets/tracker.html
index 6a0bfac..1539acf 100644
--- a/snippets/tracker.html
+++ b/snippets/tracker.html
@@ -58,12 +58,12 @@ Device ID: <span id="deveui"></span>
 
       </div>
       <div>
-        <div class="has-margin-top-20" id="card-element">
+        <div class="mt-4" id="card-element">
 
         </div>
 
         
-        <div class="message is-danger has-margin-top-20" id="card-errors-article" role="alert">
+        <div class="message is-danger mt-4" id="card-errors-article" role="alert">
           <div class="message-body" id="card-errors">
           </div>
         </div>
diff --git a/stripe.go b/stripe.go
index 74e83a5..a71ac8a 100644
--- a/stripe.go
+++ b/stripe.go
@@ -3,8 +3,8 @@ package main
 import (
 	"encoding/json"
 	"fmt"
-	"github.com/stripe/stripe-go"
-	"github.com/stripe/stripe-go/paymentintent"
+	"github.com/stripe/stripe-go/v72"
+	"github.com/stripe/stripe-go/v72/paymentintent"
 	"io/ioutil"
 	"log"
 	"net/http"