diff --git a/.gitmodules b/.gitmodules
new file mode 100644
index 0000000000000000000000000000000000000000..33a218feea88a69725fc267c7c107c4a6b797ee5
--- /dev/null
+++ b/.gitmodules
@@ -0,0 +1,3 @@
+[submodule "Assets/Plugins/JsonSubTypes"]
+	path = Assets/Plugins/JsonSubTypes
+	url = https://github.com/manuc66/JsonSubTypes