diff --git a/http_reader.go b/http_reader.go
index 1896a96..a9f56ce 100644
--- a/http_reader.go
+++ b/http_reader.go
@@ -17,12 +17,13 @@ type HTTPReader struct {
 
 // RegisterHTTPReader returns a registered HTTPReader, that listens on
 // /reader and adds some basic handlers to simulate card-swipes.
-func RegisterHTTPReader() (*HTTPReader, error) {
-	r := mux.NewRouter()
-	r.Methods("GET").Path("/reader/").HandlerFunc(HTTPReader{}.Index)
-	r.Methods("POST", "GET").Path("/reader/swipe").HandlerFunc(HTTPReader{}.Swipe)
-	http.Handle("/reader/", r)
-	return &HTTPReader{}, nil
+func RegisterHTTPReader(k *Kasse) (*HTTPReader, error) {
+	r := &HTTPReader{k}
+	router := mux.NewRouter()
+	router.Methods("GET").Path("/reader/").HandlerFunc(r.Index)
+	router.Methods("POST", "GET").Path("/reader/swipe").HandlerFunc(r.Swipe)
+	http.Handle("/reader/", router)
+	return r, nil
 }
 
 var (
diff --git a/main.go b/main.go
index aefbabc..01a0b82 100644
--- a/main.go
+++ b/main.go
@@ -379,7 +379,7 @@ func (k *Kasse) GetTransactions(user User, n int) ([]Transaction, error) {
 func main() {
 	flag.Parse()
 
-	var k Kasse
+	k := new(Kasse)
 	k.log = log.New(os.Stderr, "", log.LstdFlags)
 
 	if db, err := sqlx.Connect(*driver, *connect); err != nil {
@@ -414,7 +414,7 @@ func main() {
 		}()
 	}
 
-	RegisterHTTPReader()
+	RegisterHTTPReader(k)
 	go func() {
 		log.Fatal(http.ListenAndServe(*listen, context.ClearHandler(http.DefaultServeMux)))
 	}()