diff --git a/.gitmodules b/.gitmodules
new file mode 100644
index 0000000..f3f1e50
--- /dev/null
+++ b/.gitmodules
@@ -0,0 +1,3 @@
+[submodule "themes/simple-cookbook"]
+	path = themes/simple-cookbook
+	url = git@git.ullmann.space:rullmann/hugo-theme-simple-cookbook.git
diff --git a/themes/simple-cookbook b/themes/simple-cookbook
new file mode 160000
index 0000000..5de66f9
--- /dev/null
+++ b/themes/simple-cookbook
@@ -0,0 +1 @@
+Subproject commit 5de66f97cfa68522e46fba1fd503e3bb4323ca3b