diff --git a/bundle/bundle.go b/bundle/bundle.go
index c8b30d3..c77f4c6 100644
--- a/bundle/bundle.go
+++ b/bundle/bundle.go
@@ -7,6 +7,8 @@ package bundle
 import (
 	_ "github.com/invopop/gobl.br.nfe/addon"
 	_ "github.com/invopop/gobl.br.nfse/addon"
+	_ "github.com/invopop/gobl.de.xinvoice/addon/xrechnung"
+	_ "github.com/invopop/gobl.de.xinvoice/addon/zugferd"
 	_ "github.com/invopop/gobl.dk.oioubl/addon"
 	_ "github.com/invopop/gobl.fi.finvoice/addon"
 	_ "github.com/invopop/gobl.fr.ctc/addon"
diff --git a/go.mod b/go.mod
index 9b9bde6..e32c1a4 100644
--- a/go.mod
+++ b/go.mod
@@ -9,6 +9,7 @@ require (
 	github.com/invopop/gobl v0.504.0
 	github.com/invopop/gobl.br.nfe v0.0.3
 	github.com/invopop/gobl.br.nfse v0.0.1
+	github.com/invopop/gobl.de.xinvoice v0.0.2-0.20260812085924-f9d29f184c92
 	github.com/invopop/gobl.dk.oioubl v0.0.1
 	github.com/invopop/gobl.fi.finvoice v0.0.2
 	github.com/invopop/gobl.fr.ctc v0.0.7
diff --git a/go.sum b/go.sum
index a796dce..e2d2d48 100644
--- a/go.sum
+++ b/go.sum
@@ -39,6 +39,8 @@ github.com/invopop/gobl.br.nfe v0.0.3 h1:NPeJdiaI8/L3X3VtAocaWOVA3jaQBHz6Bheq9RK
 github.com/invopop/gobl.br.nfe v0.0.3/go.mod h1:qXzt4bz9S4+nJRbREb9QEAoO1W9r3Sjy6R207W7IuhY=
 github.com/invopop/gobl.br.nfse v0.0.1 h1:BdwNiG7vk7bPMgE4m102P+UysOxmYWhOKIDfFI6RKEA=
 github.com/invopop/gobl.br.nfse v0.0.1/go.mod h1:m22voo72ZScRiwIS49wXhzGRahzBO+IEAN0M0Kij3QI=
+github.com/invopop/gobl.de.xinvoice v0.0.2-0.20260812085924-f9d29f184c92 h1:C5jqKaJEU9uVS+zLZsEkJTQBvbGROSecbG43IJwWupo=
+github.com/invopop/gobl.de.xinvoice v0.0.2-0.20260812085924-f9d29f184c92/go.mod h1:db3j4dY3rSImDxSL8oBuHalGW9CusOSp6qH7lDPRkOw=
 github.com/invopop/gobl.dk.oioubl v0.0.1 h1:A6owymml+RowMQdWnx2MV6usuMgmdOTl8n34f3MFFaQ=
 github.com/invopop/gobl.dk.oioubl v0.0.1/go.mod h1:cVgy+dF9eaKd/qkfrRxr9pq2IyQWAWORk3Ol5rW9m0s=
 github.com/invopop/gobl.fi.finvoice v0.0.2 h1:yOPLBUVNZ8Uk3KEaYXjXTzqy4HV3xdyT4vkrp4ydtYM=