diff --git a/.gitmodules b/.gitmodules
new file mode 100644
index 0000000..5b24fbb
--- /dev/null
+++ b/.gitmodules
@@ -0,0 +1,3 @@
+[submodule "repo/assets"]
+	path = repo/assets
+	url = https://github.com/OCR-D/assets
diff --git a/repo/assets b/repo/assets
new file mode 160000
index 0000000..32fde9e
--- /dev/null
+++ b/repo/assets
@@ -0,0 +1 @@
+Subproject commit 32fde9eb242c595a1986a193090c689f52eeb734