diff --git a/.gitmodules b/.gitmodules
new file mode 100644
index 0000000..1bc983d
--- /dev/null
+++ b/.gitmodules
@@ -0,0 +1,3 @@
+[submodule "local-install"]
+	path = local-install
+	url = https://git.format.hu/public/local-install.git
diff --git a/local-install b/local-install
new file mode 160000
index 0000000..f8df5fc
--- /dev/null
+++ b/local-install
@@ -0,0 +1 @@
+Subproject commit f8df5fca63506e781906cf75a8be728bde0a48f8