diff --git a/.gitmodules b/.gitmodules
new file mode 100644
index 0000000..1b19ede
--- /dev/null
+++ b/.gitmodules
@@ -0,0 +1,3 @@
+[submodule "src/dto"]
+	path = src/dto
+	url = git@github.com:R40fendt/ritzenbergen-dto.git
diff --git a/src/dto b/src/dto
new file mode 160000
index 0000000..08c8273
--- /dev/null
+++ b/src/dto
@@ -0,0 +1 @@
+Subproject commit 08c82730451591bce4e50c4ef56bf197d1229d98