diff --git a/.gitmodules b/.gitmodules
new file mode 100644
index 0000000..99a1b50
--- /dev/null
+++ b/.gitmodules
@@ -0,0 +1,3 @@
+[submodule "MaddoLibrary"]
+	path = MaddoLibrary
+	url = git@gitlab.com:MaddoTools/MaddoLibrary.git
diff --git a/MaddoLibrary b/MaddoLibrary
new file mode 160000
index 0000000..e5db4a0
--- /dev/null
+++ b/MaddoLibrary
@@ -0,0 +1 @@
+Subproject commit e5db4a03bbb6404b34ec679126503941b2fffa4c