diff --git a/.gitmodules b/.gitmodules
new file mode 100644
index 0000000..af452a0
--- /dev/null
+++ b/.gitmodules
@@ -0,0 +1,3 @@
+[submodule "external/microReticulum"]
+	path = external/microReticulum
+	url = https://github.com/attermann/microReticulum.git
diff --git a/external/microReticulum b/external/microReticulum
new file mode 160000
index 0000000..838cede
--- /dev/null
+++ b/external/microReticulum
@@ -0,0 +1 @@
+Subproject commit 838cede2e1cffd9f3e4ba60ab6667259fcbd4482